swimWestern Zone records
Girls/Women — LCM
10 & under
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 19.03 | Maggie Holz | 8 | 2019 | 2019 CO RR vs KNGT vs CSRC | |
| 50 Freestyle | 27.22 | Sefilina Maile | 4 | AFA | 2021 | 2021 CO TOPS Spring Invitational |
| 100 Freestyle | 50.71 | Agath Dos Santos | 4 | 2017 | 2017 CO Durango Summer Invite | |
| 200 Freestyle | 2:07.19 | Katie Rink | 1 | UN-02 | 2024 | 2024 NM Long Course State Championships |
| 400 Freestyle | 4:30.56 | Katie Rink | 1 | UN-02 | 2024 | 2024 NM Long Course State Championships |
| 500 Freestyle | 7:27.22 | Adele Acaley | 10 | CUDA | 2025 | 2025 CO CSI Open Water Championships |
| 800 Freestyle | 10:43.30 | Madison T Smith | 5 | 2016 | 2016 CO TOPS Zone 2 Senior Districts | |
| 1500 Freestyle | 20:54.21 | Sarah Chiang | 10 | UN | 2025 | LA OPEN 2025 |
| 25 Backstroke | 22.00 | Kiki Gallegos | 8 | 2023 | 2023 CO NCS 10&U Summer Festival | |
| 50 Backstroke | 32.13 | Eva Kovaluk | 3 | UN | 2026 | Punahou Quad Meet |
| 100 Backstroke | 1:05.28 | Taylor McCoy | 3 | COUG | 2025 | 2025 CA 29th NOVA-Speedo Grand Challenge |
| 200 Backstroke | 2:13.85 | Norah Hay | 4 | UTAH | 2024 | 2024 PN Womens Pac-12 Long Course Time Trial |
| 25 Breaststroke | 26.54 | Kiki Gallegos | 8 | 2023 | 2023 CO NCS 10&U Summer Festival | |
| 50 Breaststroke | 38.73 | Hazel Huilman | 10 | FAC | 2019 | 2019 CO CSI LC Age Group State Championships |
| 100 Breaststroke | 1:21.63 | Ava Olson | 2 | TRA-2 | 2026 | 2026 SAND John Sullivan Firecracker Inv |
| 200 Breaststroke | 2:37.93 | Anelise Hedges | 5 | UTAH | 2024 | 2024 PN Womens Pac-12 Long Course Time Trial |
| 25 Butterfly | 23.03 | Bella Anderson | 8 | 2018 | 2018 CO SALC Alicia Leavitt Open | |
| 50 Butterfly | 29.03 | Cameron Mykkanen | 1 | NOVA | 2025 | John Sullivan Firecracker Invite 2025 |
| 100 Butterfly | 1:02.31 | Lauren Palacios | 3 | TRA-2 | 2026 | 2026 SAND John Sullivan Firecracker Inv |
| 200 Butterfly | 2:49.14 | Rachel Pietsch | 3 | UWYO | 2019 | 2019 CO Jeffco Summer Finale Open |
| 50 Individual Medley | 53.69 | Finley Caudill | 10 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:01.66 | Moria Greenhalgh | 9 | 2017 | 2017 CO Alicia Leavitt Memorial Swim Meet | |
| 200 Individual Medley | 2:22.88 | Taylor McCoy | 3 | COUG | 2025 | 2025 CA 29th NOVA-Speedo Grand Challenge |
| 400 Individual Medley | 5:24.46 | Mandy Gebhart | 5 | UTAH | 2021 | 2021 UT LC Champs |
11–12
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 20.38 | Layla Stevenson | 12 | 2024 | 1505096 | |
| 50 Freestyle | 27.11 | Brooklyn Lang | 12 | PN | 2024 | 2024 Western Zone Age Group Championships |
| 100 Freestyle | 59.26 | Amir ali Ali | 12 | 2022 | 2022 Western Zone Age Group Championships | |
| 200 Freestyle | 2:09.11 | Jordan Ash | 12 | TOC | 2019 | Finals - Arena Western Zone Senior Champs |
| 400 Freestyle | 4:34.19 | Francesca Rong Lin | 12 | 2022 | 2022 Western Zone Age Group Championships | |
| 800 Freestyle | 9:33.11 | Vanessa Kuo | 12 | CDST | 2026 | 2026 George Haines International Swim Meet |
| 1500 Freestyle | 18:07.83 | Zen Hyodo | 12 | 2022 | 2022 Western Zone Age Group Championships | |
| 25 Backstroke | 1:33.24 | Maya Glenn | 12 | 2024 | 1530185 | |
| 50 Backstroke | 31.12 | Maeve DeYoung | 12 | OR | 2019 | 2019 Western Zone Age Group Championships |
| 100 Backstroke | 1:07.30 | Maeve DeYoung | 12 | OR | 2019 | 2019 Western Zone Age Group Championships |
| 200 Backstroke | 2:23.82 | Henry McKnight | 12 | 2022 | 2022 Western Zone Age Group Championships | |
| 50 Breaststroke | 34.59 | Jena Kim | 12 | MSST | 2025 | 2025 Lakewood Aquatics April LC Closed Invite |
| 100 Breaststroke | 1:15.39 | Ziqing Wang | 12 | 2022 | 2022 Western Zone Age Group Championships | |
| 200 Breaststroke | 2:44.66 | Maggie Zhou | 12 | 2025 | 2025 Western Zone Age Group LCM Championships | |
| 25 Butterfly | 30.87 | Danyk Tsybulskiy | 11 | 2018 | 2018 CO MACS Suburban League Qualifier | |
| 50 Butterfly | 29.21 | Jade Garstang | 12 | OA | 2019 | 2019 UT LC Champs |
| 100 Butterfly | 1:05.33 | Jordan Ash | 12 | TOC | 2019 | Finals - Arena Western Zone Senior Champs |
| 200 Butterfly | 2:25.92 | Benson Her | 12 | 2022 | 2022 Western Zone Age Group Championships | |
| 50 Individual Medley | 35.63 | Ellie Sungy | 11 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:01.35 | Layla Nunnally | 11 | 2024 | 1505096 | |
| 200 Individual Medley | 2:26.93 | Zixin Zhou | 12 | 2025 | 2025 Western Zone Age Group LCM Championships | |
| 400 Individual Medley | 5:13.80 | Erica Jaffe | 12 | SNS | 2019 | 2019 Western Zone Age Group Championships |
13–14
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 18.55 | Lilah Emick | 13 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Freestyle | 25.88 | Gabriella Brito | 14 | CITI | 2024 | 2024 USAS Futures Championships-Minneapolis |
| 100 Freestyle | 56.05 | Gabriella Brito | 14 | UN-20 | 2025 | 2025 CA MVN Fran Crippen SMOC |
| 200 Freestyle | 2:02.17 | Lauren Lonsdale | 14 | DART | 2026 | 2026 TYR GO Challenge |
| 400 Freestyle | 4:15.85 | Brinkleigh Hansen | 14 | 2024 | 2024 Futures Championships - Austin | |
| 800 Freestyle | 8:48.66 | Brynn Murray | 14 | CUDA | 2025 | 2025 CO CSI Open Water Championships |
| 1000 Freestyle | 11:43.83 | Macie Poulson | 13 | BYUV | 2021 | 2021 UT BYUVRays Last Chance |
| 1500 Freestyle | 17:08.20 | Zayda Miehl | 14 | OR | 2024 | 2024 Western Zone Age Group Championships |
| 25 Backstroke | 1:44.34 | AB Roberts | 13 | 2024 | 1530185 | |
| 50 Backstroke | 29.54 | Aya Gillis-Pade | 14 | SCSC | 2026 | 2026 George Haines International Swim Meet |
| 100 Backstroke | 1:02.59 | Audrey Derivaux | 14 | 2024 | 2024 Futures Championships - Austin | |
| 200 Backstroke | 2:14.22 | Audrey Derivaux | 14 | 2024 | 2024 Futures Championships - Austin | |
| 25 Breaststroke | 21.86 | Lilah Emick | 13 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Breaststroke | 33.05 | Anna Heumann | 14 | NOVA | 2026 | 2026 CA MVN Fran Crippen SMOC |
| 100 Breaststroke | 1:11.46 | Alexa D'Amico | 14 | HAWG | 2025 | 2025 Speedo Junior National Championships |
| 200 Breaststroke | 2:33.36 | Alexa D'Amico | 14 | HAWG | 2025 | 2025 Speedo Junior National Championships |
| 25 Butterfly | 36.73 | Lilly Hamilton | 13 | 2016 | 2016 CO Montrose Marlin Splash and Dash | |
| 50 Butterfly | 27.71 | Katie Zhong | 14 | 2025 | USA Swimming Futures Sacramento 2025 | |
| 100 Butterfly | 1:00.41 | Sigrid Nymo | 14 | AQJT | 2024 | 2024 USAS Futures Championships-Minneapolis |
| 200 Butterfly | 2:16.24 | Trace Bennett | 14 | 2025 | 2025 Western Zone Age Group LCM Championships | |
| 50 Individual Medley | 42.64 | Olivia Amato | 14 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:11.54 | Maddie Mechling | 14 | 2016 | 2016 CO Montrose Summer Open | |
| 200 Individual Medley | 2:17.08 | Gabriella Brito | 14 | CITI | 2025 | 2025 CA 29th NOVA-Speedo Grand Challenge |
| 400 Individual Medley | 4:49.28 | Audrey Derivaux | 14 | 2024 | 2024 Futures Championships - Austin |
15–16
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 15.97 | Emmy Tibbitts | 16 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Freestyle | 25.42 | Gabriella Brito | 15 | CITI | 2025 | 2025 Speedo Junior National Championships |
| 100 Freestyle | 54.85 | Madison Mintenko | 16 | 2024 | 2024 Futures Championships - Austin | |
| 200 Freestyle | 1:57.29 | Rylee Erisman | 16 | LAKR | 2025 | 2025 National Championships |
| 400 Freestyle | 4:11.73 | Brinkleigh Hansen | 15 | SPA | 2025 | 2025 National Championships |
| 800 Freestyle | 8:37.98 | Kayla Han | 16 | RMDA | 2025 | 2025 CA MVN Fran Crippen SMOC |
| 1500 Freestyle | 16:27.99 | Daisy Collins | 16 | NCAC | 2025 | 2025 National Championships |
| 25 Backstroke | 4:36.83 | Maggie McHugh | 15 | 2016 | 2016 CO Montrose Summer Open | |
| 50 Backstroke | 28.80 | Ben Sampson | 16 | 2019 | 2019 CO HRA Suburban League Pentathlon | |
| 100 Backstroke | 1:01.28 | Gabriella Brito | 15 | BCA | 2026 | 2026 CA 30th NOVA-Speedo Grand Challenge |
| 200 Backstroke | 2:10.95 | Sadie Buckley | 16 | 2018 | 2025 Toyota US Open Championships | |
| 25 Breaststroke | 22.03 | Emmy Tibbitts | 16 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Breaststroke | 32.39 | Coco Mcgrath | 16 | AUS | 2026 | XIV 2026 Oceania Swimming Championships |
| 100 Breaststroke | 1:08.74 | Mikayla Tan | 16 | SRVA | 2026 | Pacific Swimming LCM Senior Open host TERA |
| 200 Breaststroke | 2:28.11 | Mikayla Tan | 16 | SRVA | 2026 | Pacific Swimming LCM Senior Open host TERA |
| 25 Butterfly | 26.93 | Connor Wieczorek | 15 | 2025 | 2025 CO Alicia Leavitt Memorial Open | |
| 50 Butterfly | 27.18 | Will Goodwin | 16 | 2017 | 2017 CO HRA Suburban League Pentathlon | |
| 100 Butterfly | 58.73 | Madison Mintenko | 16 | 2024 | 2024 Futures Championships - Austin | |
| 200 Butterfly | 2:12.11 | Alyce Lehman | 16 | 2024 | 2024 Futures Championships - Austin | |
| 50 Individual Medley | 28.99 | Quinn Sungy | 16 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:22.75 | Jules Bauer | 15 | 2018 | 2018 CO ROCK vs DTST Dual | |
| 200 Individual Medley | 2:15.09 | Sadie Buckley | 16 | NCAP | 2025 | 2025 National Championships |
| 400 Individual Medley | 4:43.20 | Sydney Schoeck | 16 | CSP | 2025 | 2025 National Championships |
17–18
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | 25.00 | Julie Mishler | 18 | FAST | 2025 | 2025 Speedo Junior National Championships |
| 100 Freestyle | 53.95 | Claire Weinstein | 18 | SAND | 2025 | 2025 National Championships |
| 200 Freestyle | 1:58.06 | Claire Weinstein | 18 | SAND | 2025 | 2025CATeam Rebel Aquatics Long Course Opener |
| 400 Freestyle | 4:07.45 | Claire Weinstein | 18 | SAND | 2025 | 2025 National Championships |
| 800 Freestyle | 8:33.46 | Claire Weinstein | 17 | SAND | 2025 | 2025 Road to LA28 |
| 1000 Freestyle | 14:15.40 | Addington Bassett | 17 | BYUV | 2021 | 2021 UT BYUVRays Last Chance |
| 1500 Freestyle | 16:22.67 | Paige Downey | 17 | GM | 2025 | 2025 Speedo Junior National Championships |
| 25 Backstroke | 5:00.69 | Noah Stangebye | 17 | 2016 | 2016 CO Montrose Summer Open | |
| 50 Backstroke | 28.60 | Brynn Lavigueur | 17 | SYS | 2025 | 2025 National Championships |
| 100 Backstroke | 59.91 | Erika Pelaez | 18 | EA | 2025 | 2025 National Championships |
| 200 Backstroke | 2:10.73 | Teagan O'Dell | 17 | MVN | 2024 | 2024 USAS Futures Championships-Minneapolis |
| 50 Breaststroke | 31.91 | Madeline Moreth | 17 | VSC | 2025 | 2025 Speedo Junior National Championships |
| 100 Breaststroke | 1:08.21 | Brody Lewis | 18 | 2016 | 2016 CO NCS Gold District Championships | |
| 200 Breaststroke | 2:28.79 | Kayda Geyer | 17 | MSA | 2025 | 2025 National Championships |
| 25 Butterfly | 23.21 | Am Blickensderfer | 17 | 2018 | 2018 CO Canon City Meet | |
| 50 Butterfly | 26.90 | Anna Keen | 18 | 2018 | 2025 Toyota US Open Championships | |
| 100 Butterfly | 58.09 | Alexandra Shackell | 18 | CSC | 2025 | 2025 National Championships |
| 200 Butterfly | 2:09.68 | Emily Brown | 18 | TNAQ | 2025 | 2025 National Championships |
| 100 Individual Medley | 1:17.03 | Alli Fields | 17 | 2016 | 2016 CO Montrose Summer Open | |
| 200 Individual Medley | 2:12.97 | Teagan O'Dell | 18 | PLS | 2025 | 2025 National Championships |
| 400 Individual Medley | 4:41.31 | Teagan O'Dell | 18 | PLS | 2025 | 2025 National Championships |
Open (all ages)
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 15.97 | Emmy Tibbitts | 16 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Freestyle | 23.91 | Gretchen Walsh | 22 | NYAC | 2025 | 2025 National Championships |
| 100 Freestyle | 50.71 | Agath Dos Santos | 4 | 2017 | 2017 CO Durango Summer Invite | |
| 200 Freestyle | 1:55.23 | Erin Gemmell | 20 | TXLA | 2025 | 2025 National Championships |
| 400 Freestyle | 3:44.70 | Leon Marchand | 23 | 2018 | 2025 Toyota US Open Championships | |
| 500 Freestyle | 7:27.22 | Adele Acaley | 10 | CUDA | 2025 | 2025 CO CSI Open Water Championships |
| 800 Freestyle | 8:05.76 | Kathleen Ledecky | 28 | GSC | 2025 | 2025 National Championships |
| 1000 Freestyle | 11:43.83 | Macie Poulson | 13 | BYUV | 2021 | 2021 UT BYUVRays Last Chance |
| 1500 Freestyle | 15:36.76 | Kathleen Ledecky | 28 | GSC | 2025 | 2025 National Championships |
| 25 Backstroke | 22.00 | Kiki Gallegos | 8 | 2023 | 2023 CO NCS 10&U Summer Festival | |
| 50 Backstroke | 26.97 | Katharine Berkoff | 24 | WOLF | 2025 | 2025 National Championships |
| 100 Backstroke | 54.82 | Emma Stahl | 19 | 2021 | 2021 CO TOPS Summer Invitational | |
| 200 Backstroke | 2:05.09 | Claire Curzan | 20 | TAC | 2025 | 2025 National Championships |
| 25 Breaststroke | 21.86 | Lilah Emick | 13 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Breaststroke | 29.88 | Lillia King | 28 | ISC | 2025 | 2025 National Championships |
| 100 Breaststroke | 1:05.79 | Katherine Douglass | 23 | NYAC | 2025 | 2025 National Championships |
| 200 Breaststroke | 2:06.24 | Tessa Nagy | 25 | TSM | 2025 | CITI Summer Sizzler |
| 25 Butterfly | 23.03 | Bella Anderson | 8 | 2018 | 2018 CO SALC Alicia Leavitt Open | |
| 50 Butterfly | 24.66 | Gretchen Walsh | 22 | NYAC | 2025 | 2025 National Championships |
| 100 Butterfly | 54.76 | Gretchen Walsh | 22 | NYAC | 2025 | 2025 National Championships |
| 200 Butterfly | 1:49.89 | Tessa Nagy | 25 | TSM | 2025 | 2025 CA TORR Spring Splash |
| 50 Individual Medley | 28.99 | Quinn Sungy | 16 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:01.35 | Layla Nunnally | 11 | 2024 | 1505096 | |
| 200 Individual Medley | 2:08.45 | Alexandra Walsh | 23 | NYAC | 2025 | 2025 National Championships |
| 400 Individual Medley | 4:34.81 | Emma Weyant | 23 | FLOR | 2025 | 2025 National Championships |
Boys/Men — LCM
10 & under
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 18.17 | Thoma Buckmiller | 8 | 2016 | 2016 CO CSI Seasonal Club Championships | |
| 50 Freestyle | 23.13 | John Donovan | 4 | ARIZ | 2024 | 2024 PN Men's PAC-12 Long Course Time Trials |
| 100 Freestyle | 50.89 | Wen Zhang | 3 | AFA | 2021 | 2021 CO TOPS Spring Invitational |
| 200 Freestyle | 1:51.70 | Wen Zhang | 3 | AFA | 2021 | 2021 CO TOPS Spring Invitational |
| 400 Freestyle | 4:24.34 | Juan-Sebastia Bonilla | 4 | 2024 | 2024 HI Age Group LCM Championship | |
| 500 Freestyle | 7:17.63 | Reid Kelly | 9 | CUDA | 2025 | 2025 CO CSI Open Water Championships |
| 800 Freestyle | 9:15.75 | Juan-Sebastia KSC-HI A CHMP Bonilla | 4 | 2024 | 2024 HI Age Group LCM Championship | |
| 1500 Freestyle | 21:06.10 | Nolan Penny | 10 | PAC | 2025 | LA OPEN 2025 |
| 25 Backstroke | 23.55 | Grayso Hunzeker | 8 | 2018 | 2018 CO SALC Alicia Leavitt Open | |
| 50 Backstroke | 33.69 | Andrew Caliston | 1 | TCFS | 2026 | 2026 SCS June AG Invite-CANY |
| 100 Backstroke | 55.45 | Isaac Gwin | 1 | AFA | 2021 | 2021 CO TOPS Spring Invitational |
| 200 Backstroke | 2:24.80 | Maxwell Tuggle | 3 | AGAC | 2024 | 2024 Mike Snyder Memorial |
| 25 Breaststroke | 23.31 | Yos Waller-Hardie | 8 | 2016 | 2016 CO CSI Seasonal Club Championships | |
| 50 Breaststroke | 28.80 | Evan VanderSluis | 2 | COUG | 2025 | 2025 Utah Swimming LC Senior Championships |
| 100 Breaststroke | 1:02.88 | Ryan Foote | 2 | ARIZ | 2024 | 2024 PN Men's PAC-12 Long Course Time Trials |
| 200 Breaststroke | 2:27.44 | Tyler Schneider | 5 | TRA-2 | 2026 | 2026 SAND John Sullivan Firecracker Inv |
| 25 Butterfly | 21.22 | Will Tate | 8 | 2023 | 2023 CO Caitlin Vinonhalor Memorial | |
| 50 Butterfly | 25.43 | Aleks Tomaszewski | 2 | UN | 2026 | Punahou Quad Meet |
| 100 Butterfly | 54.94 | Aleks Tomaszewski | 2 | UN | 2026 | Punahou Quad Meet |
| 200 Butterfly | 2:05.03 | Colby Raffel | 5 | TRA | 2025 | John Sullivan Firecracker Invite 2025 |
| 50 Individual Medley | 52.45 | Adam Alqaqaa | 10 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:26.88 | Matteo Cua | 10 | 2025 | 1618564 | |
| 200 Individual Medley | 2:09.01 | Colby Raffel | 5 | TRA | 2025 | John Sullivan Firecracker Invite 2025 |
| 400 Individual Medley | 4:58.72 | Juan-Sebastia Bonilla | 4 | 2024 | 2024 HI Age Group LCM Championship |
11–12
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 55.36 | Taylo Reeder | 11 | 2023 | 2023 CO LAS Maddie Stewie Stuart Memorial | |
| 50 Freestyle | 25.93 | Peter Vu | 12 | SCS | 2021 | 2021 Western Zone Age Group Championships |
| 100 Freestyle | 57.03 | Jett Hatchard | 12 | OA | 2025 | 2025 UTAGS LC Championships |
| 200 Freestyle | 2:04.07 | Kingsley Du | 12 | NOVA | 2025 | 2025 June Age Group Invite |
| 400 Freestyle | 4:24.10 | Matthew Swenson | 12 | 2025 | 2025 CO Grand Junction Invitational | |
| 800 Freestyle | 9:17.47 | Andy Gaiovyi | 12 | 2026 | 2026 PN OCA Last Chance Invitational- Approve | |
| 1000 Freestyle | 13:45.67 | Sam Petersen | 12 | HAST | 2021 | 2021 UT BYUVRays Last Chance |
| 1500 Freestyle | 17:51.53 | Seth Kugel | 12 | 2022 | 2022 Western Zone Age Group Championships | |
| 25 Backstroke | 29.41 | Jack Brown | 11 | 2024 | 1505096 | |
| 50 Backstroke | 30.13 | Mia Davies | 12 | 2025 | FAST - CA | |
| 100 Backstroke | 1:05.11 | Jett Hatchard | 12 | OA | 2025 | 2025 Utah Swimming LC Senior Championships |
| 200 Backstroke | 2:21.27 | Zoey Wong | 12 | 2025 | 2025 SI SDSA All Ages NTS Meet | |
| 25 Breaststroke | 51.57 | Rio Tirado- Jensen | 11 | 2021 | 2021- CO Rocky Ford Blue Marlin Invitational | |
| 50 Breaststroke | 33.21 | Jacob Lee | 12 | ROSE | 2025 | 2025 CA SCS Summer A/G Champs |
| 100 Breaststroke | 1:12.67 | Braden Rau | 12 | RAA | 2025 | 2025 CA SCS RAA June Age Group Championships |
| 200 Breaststroke | 2:37.52 | Jonathan Ko | 12 | NOVA | 2025 | 2025 June Age Group Invite |
| 50 Butterfly | 28.13 | Mason Lee | 12 | 2025 | 2025 Western Zone Age Group LCM Championships | |
| 100 Butterfly | 1:02.49 | YuChen Lin | 12 | 2025 | 2025 Western Zone Age Group LCM Championships | |
| 200 Butterfly | 2:22.15 | Charlie Cancelmo | 12 | 2022 | 2022 Western Zone Age Group Championships | |
| 50 Individual Medley | 46.64 | Yiyan Li | 11 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:24.11 | Brule McCuistion | 11 | 2019 | 2019 CO SECAL Championships | |
| 200 Individual Medley | 2:19.22 | YuChen Lin | 12 | 2025 | 2025 Western Zone Age Group LCM Championships | |
| 400 Individual Medley | 5:02.19 | Daniel Corkery | 12 | SBA | 2026 | ARMADA-2026 SCS June AG Invite |
13–14
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | 24.01 | Luca Balint | 14 | 2025 | 2025 PN IST Sockeye Springtime Madness | |
| 100 Freestyle | 52.20 | Jonathan Kulow | 14 | WYO | 2019 | 2019 Western Zone Age Group Championships |
| 200 Freestyle | 1:53.75 | Syunta Lee | 14 | WEST | 2024 | 2024 PN LC Senior Championships |
| 400 Freestyle | 4:02.26 | Aiden Hammer | 14 | KING | 2022 | 2022 Speedo Sectionals - Mt Hood |
| 800 Freestyle | 8:25.21 | Syunta Lee | 14 | WEST | 2024 | 2024 PN LC Senior Championships |
| 1000 Freestyle | 13:09.88 | Easton Mousser | 14 | BYUV | 2021 | 2021 UT BYUVRays Last Chance |
| 1500 Freestyle | 16:05.44 | Aiden Hammer | 14 | KING | 2022 | 2022 Speedo Sectionals - Mt Hood |
| 25 Backstroke | 35.97 | Shea Card | 13 | 2016 | 2016 CO Montrose Summer Open | |
| 50 Backstroke | 27.50 | Ken Yang | 14 | 2026 | 2026 SI Splash and Dash | |
| 100 Backstroke | 58.86 | Maxwell Garbacz | 14 | MAC | 2024 | 2024 USAS Futures Championships-Minneapolis |
| 200 Backstroke | 2:05.74 | Luke Ellis | 14 | SAND | 2021 | Finals - Western Zone Senior Champs |
| 25 Breaststroke | 26.88 | Lexie Davis | 14 | 2024 | 2024 CO Rocky Ford Invitational | |
| 50 Breaststroke | 30.64 | Addison Hou | 14 | PS | 2025 | 2025 SI SPLASH AND DASH |
| 100 Breaststroke | 1:05.22 | River Neddenriep | 14 | 2025 | 2025 SI SDSA All Ages NTS Meet | |
| 200 Breaststroke | 2:21.07 | Aaron Deng | 14 | UN-16 | 2025 | 2025 CA MVN Fran Crippen SMOC |
| 25 Butterfly | 17.98 | Grayson LJ-CO A DQ Hunzeker | 13 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Butterfly | 26.36 | Gabriel Cruz | 14 | CAQ | 2026 | 2026 TYR GO Challenge |
| 100 Butterfly | 55.54 | Charlie Cancelmo | 14 | 2024 | 2024 PN LC Senior Championships | |
| 200 Butterfly | 2:04.40 | Thomas McMillan | 14 | SCST | 2024 | 2024 USAS Futures Championships-Minneapolis |
| 50 Individual Medley | 1:04.12 | Owen Warner | 14 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:16.35 | Trent Bagge | 13 | 2016 | 2016 CO Montrose Summer Open | |
| 200 Individual Medley | 2:07.05 | Syunta Lee | 14 | WEST | 2024 | 2024 PN LC Senior Championships |
| 400 Individual Medley | 4:30.04 | Syunta Lee | 14 | WEST | 2024 | 2024 Northwest Spring Speedo Sectionals |
15–16
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | 22.82 | Yury Kuzmenko | 16 | VS | 2025 | 2025 National Championships |
| 100 Freestyle | 50.03 | Hunter Cehelnik | 16 | UN-01 | 2026 | 2026 CA 30th NOVA-Speedo Grand Challenge |
| 200 Freestyle | 1:48.88 | Luka Mijatovic | 16 | 2018 | 2025 Toyota US Open Championships | |
| 400 Freestyle | 3:52.40 | William Allen | 16 | CSC | 2025 | 2025 National Championships |
| 800 Freestyle | 8:01.18 | Ellis Crisci | 16 | TST | 2025 | 2025 National Championships |
| 1000 Freestyle | 12:10.22 | Chandler Eyre | 16 | HAST | 2021 | 2021 UT BYUVRays Last Chance |
| 1500 Freestyle | 15:32.03 | Tom Wrenholt | 16 | 2025 | 2025 PN IST Sockeye Springtime Madness | |
| 50 Backstroke | 26.12 | Nicolas Lee | 16 | 2025 | USA Swimming Futures Sacramento 2025 | |
| 100 Backstroke | 56.10 | Jonathan Packles | 16 | 2018 | 2025 Toyota US Open Championships | |
| 200 Backstroke | 1:59.84 | Brayden Capen | 16 | ACAD | 2025 | 2025 National Championships |
| 50 Breaststroke | 28.98 | Charlie Wang | 16 | MTRO | 2025 | 2025 Speedo Junior National Championships |
| 100 Breaststroke | 1:02.90 | Luc Dionne | 16 | 2018 | 2025 Toyota US Open Championships | |
| 200 Breaststroke | 2:14.84 | Luc Dionne | 16 | 2018 | 2025 Toyota US Open Championships | |
| 50 Butterfly | 24.82 | Cale Tebeest | 16 | MSS | 2025 | 2025 TYR FUTURES MADISON |
| 100 Butterfly | 53.39 | Hunter Cehelnik | 16 | UN-01 | 2026 | 2026 CA 30th NOVA-Speedo Grand Challenge |
| 200 Butterfly | 1:58.98 | David Sammons | 16 | MAC | 2025 | 2025 Speedo Junior National Championships |
| 50 Individual Medley | 28.28 | Scott Campbell | 16 | CLSS | 2026 | 2026 SCS June AG Invite-CANY |
| 100 Individual Medley | 1:07.95 | Cayd Christianson | 15 | 2016 | 2016 CO Montrose Summer Open | |
| 200 Individual Medley | 2:02.14 | Yi Zheng | 16 | CSC | 2025 | 2025 Speedo Junior National Championships |
| 400 Individual Medley | 4:19.95 | Yi Zheng | 16 | CSC | 2025 | 2025 Speedo Junior National Championships |
17–18
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 2:29.68 | Otis Shin | 17 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Freestyle | 22.48 | Jeremy Graunke | 17 | 2021 | 2021 Western Region Speedo Sectionals- Austin | |
| 100 Freestyle | 48.91 | Mark McClave | 17 | 2021 | 2021 CO Las Animas Trofin Invitational | |
| 200 Freestyle | 1:47.52 | Ryan Erisman | 18 | LAKR | 2025 | 2025 National Championships |
| 400 Freestyle | 3:46.01 | Ryan Erisman | 18 | LAKR | 2025 | 2025 National Championships |
| 800 Freestyle | 7:54.64 | Ryan Erisman | 18 | LAKR | 2025 | 2025 National Championships |
| 1000 Freestyle | 12:33.13 | Ogden Riley | 17 | BYUV | 2021 | 2021 UT BYUVRays Last Chance |
| 1500 Freestyle | 15:07.49 | Sean Green | 18 | LIAC | 2025 | 2025 Speedo Junior National Championships |
| 50 Backstroke | 25.75 | Samuel Lorenz | 18 | SSTY | 2025 | 2025 National Championships |
| 100 Backstroke | 54.70 | Austin Burger | 17 | 2026 | 2026 WY GST Summer Spectacular - copied | |
| 200 Backstroke | 1:58.40 | Gavin Keogh | 17 | FAC | 2025 | 2025 National Championships |
| 50 Breaststroke | 28.23 | Drew Gaerthofner | 18 | WISC | 2025 | 2025 TYR FUTURES MADISON |
| 100 Breaststroke | 1:00.18 | Campbell McKean | 18 | BEND | 2025 | 2025 National Championships |
| 200 Breaststroke | 2:11.78 | Joshua Bey | 18 | HHSC | 2025 | 2025 National Championships |
| 50 Butterfly | 24.03 | Joseph Stauss | 18 | SCAR | 2025 | 2025 Speedo Junior National Championships |
| 100 Butterfly | 52.81 | Jacob Johnson | 18 | UOFM | 2025 | 2025 National Championships |
| 200 Butterfly | 1:57.54 | Enzo Solitario | 18 | UN-01 | 2025 | 2025 Speedo Junior National Championships |
| 50 Individual Medley | 32.21 | Matthew Schleicher | 17 | CUDA | 2026 | 2026 CO CUDA Summer Kicker |
| 100 Individual Medley | 1:11.71 | Noah Stangebye | 17 | 2016 | 2016 CO Montrose Summer Open | |
| 200 Individual Medley | 2:00.04 | Noah Cakir | 18 | 2018 | 2025 Toyota US Open Championships | |
| 400 Individual Medley | 4:18.42 | Sean Green | 18 | LIAC | 2025 | 2025 Speedo Junior National Championships |
Open (all ages)
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 18.17 | Thoma Buckmiller | 8 | 2016 | 2016 CO CSI Seasonal Club Championships | |
| 50 Freestyle | 21.36 | John Alexy | 22 | CAL | 2025 | 2025 National Championships |
| 100 Freestyle | 46.99 | John Alexy | 22 | CAL | 2025 | 2025 National Championships |
| 200 Freestyle | 1:43.73 | Luke Hobson | 21 | TXLA | 2025 | 2025 National Championships |
| 400 Freestyle | 3:43.33 | Rex Maurer | 20 | TXLA | 2025 | 2025 National Championships |
| 500 Freestyle | 7:17.63 | Reid Kelly | 9 | CUDA | 2025 | 2025 CO CSI Open Water Championships |
| 800 Freestyle | 7:43.13 | Robert Finke | 25 | SPA | 2025 | 2025 National Championships |
| 1000 Freestyle | 12:10.22 | Chandler Eyre | 16 | HAST | 2021 | 2021 UT BYUVRays Last Chance |
| 1500 Freestyle | 14:48.65 | Robert Finke | 25 | SPA | 2025 | 2025 National Championships |
| 25 Backstroke | 23.55 | Grayso Hunzeker | 8 | 2018 | 2018 CO SALC Alicia Leavitt Open | |
| 50 Backstroke | 24.34 | Quintin McCarty | 21 | WOLF | 2025 | 2025 National Championships |
| 100 Backstroke | 52.63 | Hubert Kos | 22 | 2018 | 2025 Toyota US Open Championships | |
| 200 Backstroke | 1:54.21 | Hubert Kos | 22 | 2018 | 2025 Toyota US Open Championships | |
| 25 Breaststroke | 23.31 | Yos Waller-Hardie | 8 | 2016 | 2016 CO CSI Seasonal Club Championships | |
| 50 Breaststroke | 26.72 | Michael Houlie | 25 | 2018 | 2025 Toyota US Open Championships | |
| 100 Breaststroke | 59.18 | Joshua Matheny | 22 | ISC | 2025 | 2025 National Championships |
| 200 Breaststroke | 2:08.87 | Joshua Matheny | 22 | ISC | 2025 | 2025 National Championships |
| 25 Butterfly | 17.98 | Grayson LJ-CO A DQ Hunzeker | 13 | 2023 | 2023 CO La Junta Spring Sprints | |
| 50 Butterfly | 22.98 | Ilya Kharun | 20 | 2018 | 2025 Toyota US Open Championships | |
| 100 Butterfly | 50.24 | Shaine Casas | 25 | 2018 | 2025 Toyota US Open Championships | |
| 200 Butterfly | 1:52.57 | Leon Marchand | 23 | 2018 | 2025 Toyota US Open Championships | |
| 50 Individual Medley | 28.28 | Scott Campbell | 16 | CLSS | 2026 | 2026 SCS June AG Invite-CANY |
| 100 Individual Medley | 1:07.95 | Cayd Christianson | 15 | 2016 | 2016 CO Montrose Summer Open | |
| 200 Individual Medley | 1:55.50 | Hubert Kos | 22 | 2018 | 2025 Toyota US Open Championships | |
| 400 Individual Medley | 4:07.02 | Carson Foster | 24 | 2018 | 2025 Toyota US Open Championships |
Girls/Women — SCM
10 & under
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 16.06 | Kate Bracht | 9 | SHRK | 2026 | 2026 Shark Attack - copied |
| 50 Freestyle | 31.16 | Elliot Peters | 4 | SURF | 2025 Box Elder Invite OBS | |
| 100 Freestyle | 1:13.03 | Evelyn Higgins | 10 | DAC | 2021 | 2021 CO DAC IntraSquad |
| 200 Freestyle | 2:36.46 | Hazel Nance | 10 | LOSC | 2026 | GACC Spring Invitational |
| 400 Freestyle | 4:59.77 | Rylie Patterson | 1 | SEAL | 2026 | 2026 CA STOP SCM Invitational |
| 800 Freestyle | 14:28.90 | Vivienne Ottele | 9 | RIP | 2021 | 2021 CO RIP May Tri Meet |
| 25 Backstroke | 20.93 | Erin Tagupa | 10 | HSC | 2023 | Oahu Novice Meet |
| 50 Backstroke | 37.68 | Hazel Nance | 10 | LOSC | 2026 | GACC Spring Invitational |
| 100 Backstroke | 1:22.84 | Evelyn Higgins | 10 | DAC | 2021 | 2021 CO DAC IntraSquad |
| 200 Backstroke | 3:07.09 | Ava Teunissen | 10 | RIP | 2020 | 2020 CO RIP vs BLDR Dual |
| 25 Breaststroke | 22.57 | Delta Suckla | 10 | COR | 2016 | 2016 CO Montrose Summer Open |
| 50 Breaststroke | 37.58 | Rylie Patterson | 1 | SEAL | 2026 | 2026 CA STOP SCM Invitational |
| 100 Breaststroke | 1:29.89 | Ella Goodwin | 10 | GACC | 2025 | GACC February Intrasquad |
| 200 Breaststroke | 3:26.19 | Ava Teunissen | 10 | RIP | 2020 | 2020 CO RIP vs BLDR Dual |
| 25 Butterfly | 18.26 | Ellie Sungy | 8 | CUDA | 2023 | 2023 CO NCS 10&U Summer Festival |
| 50 Butterfly | 34.26 | Averie Yamamoto | 10 | SEAL | 2026 | 2026 CA STOP SCM Invitational |
| 100 Butterfly | 1:23.62 | Ava Teunissen | 10 | RIP | 2020 | 2020 CO RIP vs BLDR Dual |
| 100 Individual Medley | 1:22.81 | Evelyn Higgins | 10 | DAC | 2021 | 2021 CO DAC IntraSquad |
| 200 Individual Medley | 3:03.06 | Katherine Rabinovich | 10 | GACC | 2026 | GACC Spring Invitational |
| 400 Individual Medley | 6:47.03 | Katherine Rabinovich | 9 | GACC | 2025 | GACC December Intrasquad |
11–12
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 13.80 | Charley-Rain Olpin | 12 | SHRK | 2026 | 2026 Shark Attack - copied |
| 50 Freestyle | 29.09 | Jenna Smith | 12 | SSST | 2016 | 2016 CO Craig ABC Open |
| 100 Freestyle | 1:02.05 | Jenna Smith | 12 | SSST | 2016 | 2016 CO Craig ABC Open |
| 200 Freestyle | 2:21.19 | Charley-Rain Olpin | 12 | SHRK | 2026 | 2026 Shark Attack - copied |
| 400 Freestyle | 4:38.29 | Brooklyn Lang | 12 | BC | 2024 | 2024 PN BC Pumpkin 400 |
| 800 Freestyle | 10:32.06 | Amelia Henry | 12 | AAA | 2026 | 2026 THE OLYMPIC CLUB DISTANCE CHALLENGE |
| 1500 Freestyle | 19:44.87 | Maggie Hansel | 12 | RIP | 2021 | 2021 CO Riptide Mile High Mile |
| 25 Backstroke | 17.17 | Ocean Shin | 12 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 32.95 | Jenna Smith | 12 | SSST | 2016 | 2016 CO Craig ABC Open |
| 100 Backstroke | 1:11.70 | Zoey Chappell | 12 | NST | 2026 | LCSC Summer Kickoff Meet - copied |
| 200 Backstroke | 2:42.37 | Joyce Luo | 12 | BREA | 2026 | 2026 CA STOP SCM Invitational |
| 25 Breaststroke | 18.54 | Ocean Shin | 12 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Breaststroke | 36.57 | Alexandria Anderson | 12 | WWSC | 2018 | 2018 Midnight Sun Invitational |
| 100 Breaststroke | 1:20.77 | Alexandria Anderson | 12 | WWSC | 2018 | 2018 Midnight Sun Invitational |
| 200 Breaststroke | 2:57.29 | Alexandria Anderson | 12 | WWSC | 2018 | 2018 Midnight Sun Invitational |
| 25 Butterfly | 16.11 | Ocean Shin | 12 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Butterfly | 30.29 | Katherine Zhang | 12 | GACC | 2024 | Oregon City Fall Open 2024 |
| 100 Butterfly | 1:06.81 | Katherine Zhang | 12 | GACC | 2024 | Oregon City Fall Open 2024 |
| 200 Butterfly | 2:40.04 | Mia Briant | 11 | DAC | 2021 | 2021 CO DAC IntraSquad |
| 100 Individual Medley | 1:11.16 | Hazel Huilman | 12 | FAC | 2020 | 2020 CO RIP vs FAC Dual |
| 200 Individual Medley | 2:34.67 | Mia Briant | 11 | DAC | 2021 | 2021 CO DAC IntraSquad |
| 400 Individual Medley | 6:00.84 | Rachel Lev-Tov | 12 | RIP | 2020 | 2020 CO RIP vs FAC Dual |
13–14
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 15.07 | Merissa Herman | 14 | LJ | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Freestyle | 27.18 | Riley Mills | 14 | DAC | 2021 | 2021 CO DAC IntraSquad |
| 100 Freestyle | 1:00.30 | Kathryn McCarter | 14 | MSST | 2018 | 2018 Alaska Senior Championships |
| 200 Freestyle | 2:10.42 | Dreamer Kowatch | 14 | AST | 2018 | 2018 Alaska Senior Championships |
| 400 Freestyle | 4:35.78 | Stella Wang | 14 | BC | 2025 | 2025 PN BC Pumpkin 400 |
| 800 Freestyle | 9:41.28 | Morgan Cady | 14 | RIP | 2020 | 2020 CO RIP vs BLDR Dual |
| 1500 Freestyle | 18:40.59 | Dreamer Kowatch | 13 | AST | 2017 | Midnight Sun Invitational 2017 |
| 25 Backstroke | 17.21 | Emma Gacnik | 14 | RF | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 33.15 | Scarlett Lishka | 13 | LA | 2024 | Oregon City Fall Open 2024 |
| 100 Backstroke | 1:08.34 | Summer Cheng | 14 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 200 Backstroke | 2:29.75 | Isla Miller | 14 | CRST | 2026 | 2026 CST Summer Invitational |
| 25 Breaststroke | 18.50 | Merissa Herman | 14 | LJ | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Breaststroke | 36.98 | Scarlett Lishka | 13 | LA | 2024 | Oregon City Fall Open 2024 |
| 100 Breaststroke | 1:13.60 | Lydia Jacoby | 13 | STSC | 2018 | 2018 Alaska Senior Championships |
| 200 Breaststroke | 2:43.92 | Lydia Jacoby | 13 | STSC | 2018 | 2018 Alaska Senior Championships |
| 25 Butterfly | 16.34 | Emma Gacnik | 14 | RF | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Butterfly | 29.51 | Paige Horak | 14 | APEX | 2026 | 2026 CST Summer Invitational |
| 100 Butterfly | 1:04.32 | Riley Mills | 14 | DAC | 2021 | 2021 CO DAC IntraSquad |
| 200 Butterfly | 2:25.64 | Katherine Zhang | 13 | GACC | 2025 | GACC 2025 End of Season Meet |
| 100 Individual Medley | 1:11.18 | Katherine Zhang | 13 | GACC | 2025 | GACC 2025 End of Season Meet |
| 200 Individual Medley | 2:24.48 | Lucy Coker | 13 | RIP | 2023 | 2023 CO MACS Suburban League Invite |
| 400 Individual Medley | 5:22.00 | Katherine Zhang | 13 | GACC | 2025 | GACC 2025 End of Season Meet |
15–16
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 15.97 | Emily Tibbitts | 16 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Freestyle | 27.14 | Odelya Laroya | 16 | SSC | 2026 | 2026 CST Summer Invitational |
| 100 Freestyle | 1:00.46 | Isabel Powers | 16 | AST | 2018 | 2018 Alaska Senior Championships |
| 200 Freestyle | 2:09.02 | Haley Benjamin | 15 | DGO | 2016 | 2016 CO Durango Summer Invite |
| 400 Freestyle | 4:31.59 | Haley Benjamin | 15 | DGO | 2016 | 2016 CO Durango Summer Invite |
| 800 Freestyle | 9:39.31 | Grace Shaw | 16 | BLDR | 2020 | 2020 CO RIP vs BLDR Dual |
| 1500 Freestyle | 18:12.69 | Anna Vermeulen | 16 | JH | 2021 | 2021 CO Riptide Mile High Mile |
| 25 Backstroke | 21.40 | Sara Kelly | 15 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 30.65 | Davy Brown | 15 | ASP | 2016 | 2016 CO Montrose Summer Open |
| 100 Backstroke | 1:06.52 | Odelya Laroya | 16 | SSC | 2026 | 2026 CST Summer Invitational |
| 200 Backstroke | 2:23.16 | Eleanor Ziegert | 15 | BLDR | 2020 | 2020 CO RIP vs BLDR Dual |
| 25 Breaststroke | 22.03 | Emily Tibbitts | 16 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Breaststroke | 35.62 | Anastasia Chen | 15 | MSST | 2018 | 2018 Midnight Sun Invitational |
| 100 Breaststroke | 1:16.48 | Amanda Blickensderfer | 16 | PCST | 2017 | 2017 CO Rocky Ford Blue Marlin Invitational |
| 200 Breaststroke | 2:49.55 | Anastasia Chen | 15 | MSST | 2018 | 2018 Alaska Senior Championships |
| 25 Butterfly | 14.69 | Madeleine Brennan | 16 | SLSL | 2020 | 2020 UT Masked Legends Meet II |
| 50 Butterfly | 29.82 | Madeleine Hurley | 16 | STOP | 2026 | 2026 CA STOP SCM Invitational |
| 100 Butterfly | 1:07.91 | Inge Ehm | 15 | ACES | 2020 | 2020 CO ACES vs MACS Dual |
| 200 Butterfly | 2:30.34 | Lorelei Ahrens | 16 | APEX | 2026 | 2026 CST Summer Invitational |
| 100 Individual Medley | 1:10.31 | Madeleine Hurley | 16 | STOP | 2026 | 2026 CA STOP SCM Invitational |
| 200 Individual Medley | 2:26.39 | Isabel Powers | 16 | AST | 2018 | 2018 Alaska Senior Championships |
| 400 Individual Medley | 5:13.25 | Heidi Billings | 16 | SST | 2019 | Nome Invitational |
17–18
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 16.16 | Willa Seesz-Sanchez | 17 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Freestyle | 28.01 | Savannah Tice | 17 | UN | 2016 | 2016 CO SALC Alicia Leavitt Memorial |
| 100 Freestyle | 59.85 | Charlton Mechling | 18 | ASP | 2016 | 2016 CO Montrose Summer Open |
| 200 Freestyle | 2:10.22 | Charlton Mechling | 18 | ASP | 2016 | 2016 CO Montrose Summer Open |
| 400 Freestyle | 4:27.46 | Clare Watson | 18 | BC | 2025 | 2025 PN BC Pumpkin 400 |
| 800 Freestyle | 9:46.80 | Camille Dayton | 18 | YMCA | 2018 | 2018 Midnight Sun Invitational |
| 1500 Freestyle | 18:29.82 | Teagan Rooney | 17 | JH | 2021 | 2021 CO Riptide Mile High Mile |
| 50 Backstroke | 32.00 | Ava Swigart | 18 | SWAT | 2026 | 2026 SWAT Spring Fling |
| 100 Backstroke | 1:07.99 | Katelyn Mallory | 17 | ACES | 2020 | 2020 CO ACES vs MACS Dual |
| 200 Backstroke | 2:36.22 | Savannah Tice | 17 | LAM | 2016 | 2016 CO CSI Seasonal Club Championships |
| 25 Breaststroke | 18.93 | Willa Seesz-Sanchez | 17 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Breaststroke | 34.48 | Mackenzie Rivera | 17 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Breaststroke | 1:14.79 | Mackenzie Rivera | 17 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 200 Breaststroke | 2:39.37 | Alyssa Christianson | 18 | MM | 2016 | 2016 CO Montrose Summer Open |
| 25 Butterfly | 16.42 | Willa Seesz-Sanchez | 17 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Butterfly | 30.17 | Ava Swigart | 18 | SWAT | 2026 | 2026 SWAT Spring Fling |
| 100 Butterfly | 1:07.21 | Margaret Kroening | 17 | ROCK | 2020 | 2020 CO MACS vs ROCK Dual |
| 200 Butterfly | 2:30.45 | Samantha Mosier | 17 | BLDR | 2020 | 2020 CO RIP vs BLDR Dual |
| 100 Individual Medley | 1:08.71 | Charlton Mechling | 18 | ASP | 2016 | 2016 CO Montrose Summer Open |
| 200 Individual Medley | 2:25.88 | Alyssa Christianson | 18 | MM | 2016 | 2016 CO Montrose Summer Open |
| 400 Individual Medley | 5:11.86 | Alyssa Christianson | 18 | MM | 2016 | 2016 CO Montrose Summer Open |
Open (all ages)
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 13.80 | Charley-Rain Olpin | 12 | SHRK | 2026 | 2026 Shark Attack - copied |
| 50 Freestyle | 27.14 | Odelya Laroya | 16 | SSC | 2026 | 2026 CST Summer Invitational |
| 100 Freestyle | 59.85 | Charlton Mechling | 18 | ASP | 2016 | 2016 CO Montrose Summer Open |
| 200 Freestyle | 2:09.02 | Haley Benjamin | 15 | DGO | 2016 | 2016 CO Durango Summer Invite |
| 400 Freestyle | 4:27.46 | Clare Watson | 18 | BC | 2025 | 2025 PN BC Pumpkin 400 |
| 800 Freestyle | 9:39.31 | Grace Shaw | 16 | BLDR | 2020 | 2020 CO RIP vs BLDR Dual |
| 1500 Freestyle | 18:12.69 | Anna Vermeulen | 16 | JH | 2021 | 2021 CO Riptide Mile High Mile |
| 25 Backstroke | 17.17 | Ocean Shin | 12 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 30.65 | Davy Brown | 15 | ASP | 2016 | 2016 CO Montrose Summer Open |
| 100 Backstroke | 1:06.52 | Odelya Laroya | 16 | SSC | 2026 | 2026 CST Summer Invitational |
| 200 Backstroke | 2:23.16 | Eleanor Ziegert | 15 | BLDR | 2020 | 2020 CO RIP vs BLDR Dual |
| 25 Breaststroke | 18.50 | Merissa Herman | 14 | LJ | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Breaststroke | 34.48 | Mackenzie Rivera | 17 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Breaststroke | 1:13.60 | Lydia Jacoby | 13 | STSC | 2018 | 2018 Alaska Senior Championships |
| 200 Breaststroke | 2:39.37 | Alyssa Christianson | 18 | MM | 2016 | 2016 CO Montrose Summer Open |
| 25 Butterfly | 14.69 | Madeleine Brennan | 16 | SLSL | 2020 | 2020 UT Masked Legends Meet II |
| 50 Butterfly | 29.51 | Paige Horak | 14 | APEX | 2026 | 2026 CST Summer Invitational |
| 100 Butterfly | 1:04.32 | Riley Mills | 14 | DAC | 2021 | 2021 CO DAC IntraSquad |
| 200 Butterfly | 2:25.64 | Katherine Zhang | 13 | GACC | 2025 | GACC 2025 End of Season Meet |
| 100 Individual Medley | 1:08.71 | Charlton Mechling | 18 | ASP | 2016 | 2016 CO Montrose Summer Open |
| 200 Individual Medley | 2:24.48 | Lucy Coker | 13 | RIP | 2023 | 2023 CO MACS Suburban League Invite |
| 400 Individual Medley | 5:11.86 | Alyssa Christianson | 18 | MM | 2016 | 2016 CO Montrose Summer Open |
Boys/Men — SCM
10 & under
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 16.75 | Jacob Riser | 8 | GUN | 2016 | 2016 CO CSI Seasonal Club Championships |
| 50 Freestyle | 29.48 | Shane Patterson | 5 | SEAL | 2026 | 2026 CA STOP SCM Invitational |
| 100 Freestyle | 1:03.80 | Benjamin Woodbury | 2 | SURF | 2025 Box Elder Invite OBS | |
| 200 Freestyle | 2:17.40 | Shane Patterson | 5 | SEAL | 2026 | 2026 CA STOP SCM Invitational |
| 400 Freestyle | 4:56.89 | Benjamin Woodbury | 2 | SURF | 2025 | 2025 Box Elder Invite OBS |
| 1500 Freestyle | 26:51.73 | Finley Barker | 10 | UNAT | 2021 UT SLSL Miracle Mile | |
| 25 Backstroke | 20.87 | Jacob Riser | 8 | GUN | 2016 | 2016 CO SALC Alicia Leavitt Memorial |
| 50 Backstroke | 37.14 | Nicholas Armenakis IV | 10 | SMR | 2025 | April Invitational 2025 |
| 100 Backstroke | 1:21.81 | Krosby Thomure | 9 | SWAT | 2025 | 2025 SWAT Spring Fling |
| 200 Backstroke | 3:06.14 | Anders Koschmann | 10 | RIP | 2020 | 2020 CO RIP vs BLDR Dual |
| 25 Breaststroke | 21.58 | Jacob Riser | 8 | GUN | 2016 | 2016 CO CSI Seasonal Club Championships |
| 50 Breaststroke | 42.36 | Sahas Nyalakanti | 10 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Breaststroke | 1:21.68 | Shane Patterson | 5 | SEAL | 2026 | 2026 CA STOP SCM Invitational |
| 200 Breaststroke | 4:00.79 | Oliver (Ollie) Tadday | 9 | GACC | 2025 | GACC 2025 End of Season Meet |
| 25 Butterfly | 19.99 | Grady Hellman | 8 | DELT | 2017 | 2017 CO Durango Summer Invite |
| 50 Butterfly | 34.15 | Nicholas Armenakis IV | 10 | SMR | 2025 | April Invitational 2025 |
| 100 Butterfly | 1:12.69 | Benjamin Woodbury | 2 | SURF | 2025 | 2025 Box Elder Invite OBS |
| 100 Individual Medley | 1:20.43 | Tyson Boyd | 10 | AVON | 2020 | 2020 CO RIP vs BLDR Dual |
| 200 Individual Medley | 2:46.74 | Niels Hatzenbuhler | 9 | SURF | 2025 | 2025 Box Elder Invite OBS |
11–12
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 15.17 | Owen Augustine | 11 | CAST | 2026 | 2026 Shark Attack - copied |
| 50 Freestyle | 26.63 | Gabriel Cruz | 12 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Freestyle | 1:03.54 | Noah Anderson | 12 | PAC | 2026 | LCSC Summer Kickoff Meet - copied |
| 200 Freestyle | 2:14.94 | Karson Kolberg | 12 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 400 Freestyle | 4:20.82 | Noah Arthiabah | 12 | BC | 2025 | 2025 PN BC Pumpkin 400 |
| 800 Freestyle | 10:24.88 | Max Bacon | 12 | LA | 2025 | Oregon City Fall Open 2025 |
| 1500 Freestyle | 20:08.56 | Justin Cady | 12 | RIP | 2021 | 2021 CO Riptide Mile High Mile |
| 25 Backstroke | 18.79 | Jacob Gacnik | 11 | RF | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 29.81 | Gabriel Cruz | 12 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Backstroke | 1:05.78 | Gavin Keogh | 12 | FAC | 2020 | 2020 CO RIP vs FAC Dual |
| 200 Backstroke | 2:28.88 | Chaz VanSlyke | 12 | GSC | 2017 | Midnight Sun Invitational 2017 |
| 25 Breaststroke | 23.68 | Cooper Templeman | 11 | LOBO | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 50 Breaststroke | 33.98 | Gabriel Cruz | 12 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Breaststroke | 1:23.90 | Nolan Penny | 11 | PAC | 2026 | LCSC Summer Kickoff Meet - copied |
| 200 Breaststroke | 3:05.40 | Alex Zheng | 12 | BREA | 2026 | 2026 CA STOP SCM Invitational |
| 25 Butterfly | 17.98 | Jacob Gacnik | 11 | RF | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Butterfly | 29.78 | Gabriel Cruz | 12 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Butterfly | 1:10.49 | Luke Axisa | 12 | RIP | 2023 | 2023 CO Riptide Spring Splash |
| 200 Butterfly | 2:35.66 | Michael Zheng | 12 | BREA | 2026 | 2026 CA STOP SCM Invitational |
| 100 Individual Medley | 1:08.50 | Gavin Keogh | 12 | FAC | 2020 | 2020 CO RIP vs FAC Dual |
| 200 Individual Medley | 2:40.04 | Luke Axisa | 12 | RIP | 2023 | 2023 CO Riptide Spring Splash |
| 400 Individual Medley | 5:28.70 | Chaz VanSlyke | 12 | GSC | 2017 | Midnight Sun Invitational 2017 |
13–14
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 15.89 | Grayson Hunzeker | 13 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Freestyle | 25.73 | Ethan Evans | 14 | PPST | 2017 | Midnight Sun Invitational 2017 |
| 100 Freestyle | 56.46 | Andrei Magdas | 14 | GAC | 2026 | GACC Spring Invitational |
| 200 Freestyle | 2:04.14 | David Rios | 14 | MSC | 2025 | April Invitational 2025 |
| 400 Freestyle | 4:20.42 | Jackson Tidwell | 14 | BC | 2024 | 2024 PN BC Pumpkin 400 |
| 800 Freestyle | 9:38.57 | Jackson Sandau | 14 | DGO | 2022 | 2022 CO Durango SCM High Altitude Classic |
| 1500 Freestyle | 17:19.88 | Samuel Schleicher | 14 | FAC | 2021 | 2021 CO Riptide Mile High Mile |
| 25 Backstroke | 19.52 | Grayson Hunzeker | 13 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 29.91 | Alexander Atkinson | 14 | SSS | 2025 | 2025 SWAT Spring Fling |
| 100 Backstroke | 1:03.97 | Brian Jarupakorn | 14 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 200 Backstroke | 2:21.73 | Evander Blank | 14 | GACC | 2025 | Oregon City Fall Open 2025 |
| 25 Breaststroke | 21.02 | Grayson Hunzeker | 13 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Breaststroke | 32.88 | Oliver Wang | 14 | LA | 2025 | Oregon City Fall Open 2025 |
| 100 Breaststroke | 1:08.94 | Nicholas Price | 14 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 200 Breaststroke | 2:27.97 | Nicholas Price | 14 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 25 Butterfly | 15.18 | Miles Hennessey | 13 | SLSL | 2020 | 2020 UT Masked Legends Meet |
| 50 Butterfly | 28.55 | Alexander Atkinson | 14 | SSS | 2025 | 2025 SWAT Spring Fling |
| 100 Butterfly | 59.93 | Brian Jarupakorn | 14 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 200 Butterfly | 2:27.01 | John Plutt | 14 | PCST | 2017 | 2017 CO Rocky Ford Blue Marlin Invitational |
| 100 Individual Medley | 1:06.74 | Owen Jacobs | 14 | GACC | 2025 | GACC 2025 End of Season Meet |
| 200 Individual Medley | 2:23.01 | Evander Blank | 14 | GACC | 2025 | Oregon City Fall Open 2025 |
| 400 Individual Medley | 4:53.07 | Samuel Baker | 14 | MACS | 2020 | 2020 CO ACES vs MACS Dual |
15–16
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 12.71 | Benjamin Tibbitts | 16 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Freestyle | 24.07 | Mark Cecco | 15 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Freestyle | 52.60 | Mark Cecco | 15 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 200 Freestyle | 1:56.14 | Mark Cecco | 15 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 400 Freestyle | 4:07.62 | Isaac Yeung | 15 | BC | 2024 | 2024 PN BC Pumpkin 400 |
| 800 Freestyle | 9:01.01 | Noah Palmer | 16 | MSST | 2017 | Midnight Sun Invitational 2017 |
| 1500 Freestyle | 16:06.85 | Austin Metzler | 15 | JH | 2021 | 2021 CO Riptide Mile High Mile |
| 25 Backstroke | 16.56 | Benjamin Tibbitts | 16 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 28.33 | Henry Long | 16 | SDAT | 2026 | Summer Fun SCM Meet 2026 |
| 100 Backstroke | 1:00.25 | Jacob Furqueron | 16 | SWAT | 2026 | 2026 SWAT Spring Fling |
| 200 Backstroke | 2:13.09 | Kenji Kasubuchi | 16 | LA | 2024 | Oregon City Fall Open 2024 |
| 50 Breaststroke | 31.86 | Thomas Chamberlain | 16 | SDAT | 2025 | SDAT Summer Fun SCM Meet 2025 |
| 100 Breaststroke | 1:06.33 | Mohamed Terkmane | 15 | TST | 2026 | 2026 CA STOP SCM Invitational |
| 200 Breaststroke | 2:28.30 | Owen Yam | 16 | GACC | 2024 | Oregon City Fall Open 2024 |
| 25 Butterfly | 13.63 | Benjamin Tibbitts | 16 | SHA | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Butterfly | 26.52 | Brody Wyatt | 16 | TEAM | 2026 | 2026 April Senior Grey Meet |
| 100 Butterfly | 57.57 | Spencer Holt | 16 | GSC | 2018 | 2018 Alaska Senior Championships |
| 200 Butterfly | 2:15.78 | Benjamin Trujillo | 15 | PCST | 2019 | 2019 CO SECAL Championships |
| 100 Individual Medley | 1:05.34 | Benjamin Morgan | 15 | SWAT | 2026 | 2026 SWAT Spring Fling |
| 200 Individual Medley | 2:15.51 | Kenji Kasubuchi | 16 | LA | 2024 | Oregon City Fall Open 2024 |
| 400 Individual Medley | 4:56.16 | Ryan King | 15 | MM | 2016 | 2016 CO Montrose Summer Open |
17–18
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 12.00 | Otis Shin | 17 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Freestyle | 23.45 | Benjamin Forsythe | 17 | SST | 2025 | 2025 WYSI SST Salute to Veterans |
| 100 Freestyle | 52.50 | Gabriele Vestri | 17 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 200 Freestyle | 1:56.59 | Gabriele Vestri | 17 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 400 Freestyle | 4:11.65 | Thomas Chamberlain | 17 | SDAT | 2026 | Summer Fun SCM Meet 2026 |
| 800 Freestyle | 9:06.85 | Noah Palmer | 17 | MSST | 2018 | 2018 Midnight Sun Invitational |
| 1500 Freestyle | 16:40.95 | Noah Palmer | 17 | MSST | 2018 | 2018 Alaska Senior Championships |
| 25 Backstroke | 15.59 | Otis Shin | 17 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 27.28 | Krishna Clarke | 18 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Backstroke | 58.79 | Casey Hamilton | 17 | GSC | 2018 | 2018 Alaska Senior Championships |
| 200 Backstroke | 2:05.99 | Casey Hamilton | 17 | GSC | 2018 | 2018 Alaska Senior Championships |
| 25 Breaststroke | 16.68 | Duncan Balicki | 17 | LJ | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Breaststroke | 29.79 | Henry Helgesen | 18 | SDAT | 2026 | Summer Fun SCM Meet 2026 |
| 100 Breaststroke | 1:06.23 | John Heaphy | 17 | CAC | 2018 | 2018 Alaska Senior Championships |
| 200 Breaststroke | 2:22.98 | Bergen Davis | 17 | GSC | 2018 | 2018 Alaska Senior Championships |
| 25 Butterfly | 12.78 | Otis Shin | 17 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Butterfly | 25.98 | Krishna Clarke | 18 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Butterfly | 57.73 | Jake Simmons | 17 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 200 Butterfly | 2:14.53 | Noah Palmer | 17 | MSST | 2018 | 2018 Alaska Senior Championships |
| 100 Individual Medley | 59.80 | Krishna Clarke | 18 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 200 Individual Medley | 2:00.70 | Micheal Peterson | 17 | SHA | 2019 | 2019 CO PWSC Caitlin Vinsonhaler Memorial |
| 400 Individual Medley | 4:37.53 | Bergen Davis | 17 | GSC | 2018 | 2018 Alaska Senior Championships |
Open (all ages)
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 12.00 | Otis Shin | 17 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Freestyle | 23.45 | Benjamin Forsythe | 17 | SST | 2025 | 2025 WYSI SST Salute to Veterans |
| 100 Freestyle | 52.50 | Gabriele Vestri | 17 | NLSC | 2018 | 2018 Alaska Senior Championships |
| 200 Freestyle | 1:56.14 | Mark Cecco | 15 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 400 Freestyle | 4:07.62 | Isaac Yeung | 15 | BC | 2024 | 2024 PN BC Pumpkin 400 |
| 800 Freestyle | 9:01.01 | Noah Palmer | 16 | MSST | 2017 | Midnight Sun Invitational 2017 |
| 1500 Freestyle | 16:06.85 | Austin Metzler | 15 | JH | 2021 | 2021 CO Riptide Mile High Mile |
| 25 Backstroke | 15.59 | Otis Shin | 17 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Backstroke | 27.28 | Krishna Clarke | 18 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Backstroke | 58.79 | Casey Hamilton | 17 | GSC | 2018 | 2018 Alaska Senior Championships |
| 200 Backstroke | 2:05.99 | Casey Hamilton | 17 | GSC | 2018 | 2018 Alaska Senior Championships |
| 25 Breaststroke | 16.68 | Duncan Balicki | 17 | LJ | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Breaststroke | 29.79 | Henry Helgesen | 18 | SDAT | 2026 | Summer Fun SCM Meet 2026 |
| 100 Breaststroke | 1:06.23 | John Heaphy | 17 | CAC | 2018 | 2018 Alaska Senior Championships |
| 200 Breaststroke | 2:22.98 | Bergen Davis | 17 | GSC | 2018 | 2018 Alaska Senior Championships |
| 25 Butterfly | 12.78 | Otis Shin | 17 | SALC | 2023 | 2023 CO La Junta Spring Sprints |
| 50 Butterfly | 25.98 | Krishna Clarke | 18 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 100 Butterfly | 57.57 | Spencer Holt | 16 | GSC | 2018 | 2018 Alaska Senior Championships |
| 200 Butterfly | 2:14.53 | Noah Palmer | 17 | MSST | 2018 | 2018 Alaska Senior Championships |
| 100 Individual Medley | 59.80 | Krishna Clarke | 18 | CAQ | 2024 | 2024 NM CAQ Summer SCM Quad Meet |
| 200 Individual Medley | 2:00.70 | Micheal Peterson | 17 | SHA | 2019 | 2019 CO PWSC Caitlin Vinsonhaler Memorial |
| 400 Individual Medley | 4:37.53 | Bergen Davis | 17 | GSC | 2018 | 2018 Alaska Senior Championships |
Girls/Women — SCY
10 & under
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 10.00 | Katie Croman | 10 | 2016 | 54th YYST-Kiwanis Swim Meet | |
| 50 Freestyle | 19.76 | Mila Anderson | 5 | 2025 | 2025 IES JUNIOR CHAMPIONSHIPS | |
| 100 Freestyle | 48.90 | Heather White | 1 | BLVU | 2024 | 2024 WIAA 3A Girls H.S. State Champs- OB |
| 200 Freestyle | 1:43.68 | Aiden SRIOL Kim | 5 | 2024 | Swim Kauai Aquatics Team | |
| 400 Freestyle | 5:06.04 | Anika Malinosky | 10 | LA | 2025 | OC Spring Finale |
| 500 Freestyle | 4:52.91 | Alexa McDevitt | 1 | MI | 2024 | 2024 WIAA 3A Girls H.S. State Champs- OB |
| 1000 Freestyle | 11:41.57 | Ashlyn Kerchusky | 10 | 2025 | 2025 Northwest Region YMCA Championships | |
| 1650 Freestyle | 19:54.23 | Makayla Bourgeois | 10 | 2020 | 2020 CO Falfins Brute Squad | |
| 25 Backstroke | 9.00 | Hallie Carollo | 8 | 2025 | 2025 January Storm | |
| 50 Backstroke | 24.03 | Sky Myers | 5 | 2024 | 2024 SI SBA All Ages BC Last Chance Meet July | |
| 100 Backstroke | 44.66 | Tommy Ryles | 5 | 2025 | 2025 OR HEAT Fall Invitational | |
| 200 Backstroke | 2:08.85 | Gabriela Kelly | 4 | UH | 2025 | UH Knockout 50s Senior meet |
| 25 Breaststroke | 17.56 | Grace O'Reilly | 10 | SSST | 2017 | 2017 CO Western Slope IM Challenge |
| 50 Breaststroke | 29.63 | Zayda Dumouchel | 5 | 2022 | 2022 MT KATS Fall Frenzy | |
| 100 Breaststroke | 59.92 | Cecilia Howard | 1 | BLVU | 2024 | 2024 WIAA 3A Girls H.S. State Champs- OB |
| 200 Breaststroke | 2:31.49 | Audrey Evers | 1 | SPKS | 2026 | 2026 SNS 14&Under Short Course Championships |
| 25 Butterfly | 9.00 | Juno Melish | 8 | 2023 | 2023 HI November Classic BC Meet | |
| 50 Butterfly | 28.81 | Landry Sloven | 10 | 2021 | 2021 CO CSI Pioneer Open | |
| 100 Butterfly | 51.75 | Clare Watson | 1 | MI | 2025 | 2025 WIAA 3A Girls H.S. State Swim Champs-OB |
| 200 Butterfly | 2:26.28 | Stella Sanchez | 10 | 2024 | 2024 SI SBA All Ages B-C Meet April 13-14 | |
| 25 Individual Medley | 23.14 | Summer Mcguire | 10 | PUMA | 2025 | SMSC 47th Fall Invite |
| 100 Individual Medley | 50.20 | Mahin Hailstones | 2 | 2023 | Oahu AA- Meet- Kailua | |
| 200 Individual Medley | 1:57.28 | Madelaine Thornton | 1 | BEND | 2026 | 2026 OSAA 6A Championships |
| 400 Individual Medley | 4:06.16 | Mar WAGC Sanchez Palacios | 5 | 2025 | 2025 SI Winter Age Group Championships |
11–12
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 12.03 | Aria Thomas | 12 | DSA | 2023 | 2023 CO AAC 12&U Sprint Eliminator |
| 50 Freestyle | 23.79 | Kylie White | 12 | 2025 | 2025 PN SMAC November Mini Meet | |
| 100 Freestyle | 51.70 | Angelina Yu | 12 | 2024 | 2024 Sea-King Dis. II 4A Girls H.S.Champs-OB | |
| 200 Freestyle | 1:52.69 | Katherine McCrea | 12 | AZOT | 2026 | 2026 Far Western SC Hosted By SCSC |
| 400 Freestyle | 8:28.00 | Hazel Greene | 11 | IA | 2026 | MAGSA OPEN WATER SWIM MEET #1 |
| 500 Freestyle | 5:02.71 | Bria Bodenman | 12 | 2025 | 2025 WIAA 4A Girls H.S. State Swim Champs-OB | |
| 800 Freestyle | 10:31.76 | Caitlin Abrahamsen | 12 | SCAT | 2025 | SCAT Open |
| 1000 Freestyle | 10:25.10 | Lauren Lonsdale | 12 | SACC | 2024 | 2024 Holiday Swim Festival |
| 1650 Freestyle | 17:47.85 | Vanessa Kuo | 12 | CDST | 2026 | SCY Spring Age Group Championships |
| 25 Backstroke | 14.80 | Ingrid Olson | 12 | BOZ | 2024 | 2024 WY LSC June Open |
| 50 Backstroke | 27.39 | Jade Garstang | 12 | OA | 2019 | 2019 UT SC AG Championships |
| 100 Backstroke | 57.70 | Daciana Colon | 12 | STAR | 2017 | Western Zone Sectionals |
| 200 Backstroke | 2:04.29 | Max Kroening | 12 | 2018 | 2018 CO CSI 14&U Age Group Championships | |
| 400 Backstroke | 5:36.22 | Isabella Thomas | 12 | MAVS | 2016 | 2016 CO Durango Fall Invite |
| 25 Breaststroke | 15.00 | Andi Garcia | 12 | PSC | 2025 | 2025 CO PSC Summer Sprints |
| 50 Breaststroke | 30.35 | Alex Luong | 12 | 2022 | 2022 CO CUDA Classic | |
| 100 Breaststroke | 1:05.87 | Ryan Johnston | 12 | ACES | 2017 | 2017 CO CSI Pioneer Open |
| 200 Breaststroke | 2:22.12 | Brooke Lunden | 12 | 2026 | 2026 NW Region Age Group Champs- Approved | |
| 400 Breaststroke | 5:59.78 | Angela McManus | 12 | DGO | 2016 | 2016 CO Durango Fall Invite |
| 25 Butterfly | 12.35 | Caroline Bricker | 12 | CMA | 2017 | 2017 CO PSC Santa Sprints |
| 50 Butterfly | 25.70 | Grace Perry | 12 | FLFN | 2023 | 2023 CO CSI SCY Age Group Championships |
| 100 Butterfly | 57.13 | Scarlett Goldsmith | 12 | 2025 | 2025 PN SRST Pacific Coast Invitational | |
| 200 Butterfly | 2:07.94 | Acelyn George | 12 | CSC | 2026 | 2026 Four Corner Speedo Sectionals - Carmel - |
| 25 Individual Medley | 24.38 | Adalyne Garcia | 11 | SMSC | 2025 | SMSC 47th Fall Invite |
| 100 Individual Medley | 59.26 | Elsa Anderson | 12 | DSA | 2023 | 2023 CO CSI SCY Age Group Championships |
| 200 Individual Medley | 2:07.42 | Kayla Han | 12 | 2021 | 2021 Sectionals LONG COUSE TIME TRIALS | |
| 400 Individual Medley | 4:30.99 | Vanessa Kuo | 12 | CDST | 2026 | 2026 Far Western SC Hosted By SCSC |
| 800 Individual Medley | 12:27.65 | Angela McManus | 12 | DGO | 2016 | 2016 CO Durango Fall Invite |
13–14
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 10.78 | Georgia Hatzenbeller | 14 | GFST | 2021 | 2021 MT GFST June Time Trials |
| 50 Freestyle | 22.60 | Gabriella Brito | 14 | CITI | 2024 | 2024 Legends of Coaching Series-Kevin Perry |
| 100 Freestyle | 49.25 | Gabriella Brito | 14 | 2023 | Armada Swimming | |
| 200 Freestyle | 1:46.49 | Lauren Lonsdale | 14 | SACC | 2026 | 2026 CA NV Speedo Sect @ CCA |
| 500 Freestyle | 4:45.11 | Lauren Lonsdale | 14 | SACC | 2026 | 2026 CA NV Speedo Sect @ CCA |
| 800 Freestyle | 12:25.00 | Kealani Aly | 13 | LAH | 2026 | MAGSA OPEN WATER SWIM MEET #1 |
| 1000 Freestyle | 9:48.97 | Paige Downey | 14 | GM | 2023 | 2023 Four Corners Speedo Sectionals - Austin |
| 1500 Freestyle | 23:55.00 | Kiana Hollenbeck | 13 | IA | 2026 | MAGSA OPEN WATER SWIM MEET #2 |
| 1650 Freestyle | 16:31.46 | Abby Dunford | 14 | SAND | 2020 | 2020 UT Las Vegas Super Finals |
| 25 Backstroke | 13.05 | Natalie Daum | 14 | DSA | 2022 | 2022 CO ACES Sprint Eliminator Rds 1-3 |
| 50 Backstroke | 25.42 | Aya Gillis-Pade | 14 | UN | 2026 | 2026 Far Western SC Hosted By SCSC |
| 100 Backstroke | 53.57 | Gabriella Brito | 14 | CITI | 2024 | 2024 CA-NV December Sectionals At BREA |
| 200 Backstroke | 1:55.93 | Aya Gillis-Pade | 14 | UN | 2026 | 2026 Far Western SC Hosted By SCSC |
| 400 Backstroke | 5:05.82 | Delaney Kidd | 14 | MAVS | 2016 | 2016 CO Durango Fall Invite |
| 25 Breaststroke | 13.70 | Natalie Daum | 13 | DSA | 2021 | 2021 CO ACES Sprint Eliminator |
| 50 Breaststroke | 29.08 | Aubrey Martinez | 14 | NCA | 2026 | 2026 SI CA/NV Speedo Sectionals Oceanside |
| 100 Breaststroke | 1:01.41 | Lexie D'Amico | 14 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 200 Breaststroke | 2:12.74 | Haylee Pramono | 14 | AZOT | 2026 | 2026 SCS Spring Age Group Champs @ RMDA - cop |
| 25 Butterfly | 11.72 | Aislyn Barnett | 14 | 2019 | 2019 CO ACES Sprint Eliminator 1-3 | |
| 50 Butterfly | 24.85 | Ali Canada | 14 | 2025 | RAFC Winter Classic | |
| 100 Butterfly | 53.42 | Gabriella Brito | 14 | 2025 | Hillsboro Swim Team | |
| 200 Butterfly | 1:58.45 | Kelsey Zhang | 14 | PASA | 2021 | 2021 West Speedo Winter Juniors |
| 400 Butterfly | 6:08.43 | Quinn Schmidt | 13 | 2016 | 2016 CO Durango Fall Invite | |
| 100 Individual Medley | 46.45 | Noóra Seltz | 13 | 2024 | 2024 PN BBST Aly Fell Memorial Sprint Classic | |
| 200 Individual Medley | 1:59.61 | April Leary | 14 | GAC | 2025 | 2025 PN Kaholo Island Invitational 2025 |
| 400 Individual Medley | 4:12.62 | Lauren Lonsdale | 14 | SACC | 2026 | 2026 CA NV Speedo Sect @ CCA |
| 500 Individual Medley | 5:29.00 | Bryce Burton | 14 | 2024 | 1461627 | |
| 800 Individual Medley | 10:46.12 | Quinn Schmidt | 13 | 2016 | 2016 CO Durango Fall Invite | |
| 1000 Individual Medley | 11:10.84 | Maddie Stuemke | 14 | 2024 | 1461627 |
15–16
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 11.16 | Renee Burton | 16 | ACES | 2022 | 2022 CO ACES Sprint Eliminator Rds 1-3 |
| 50 Freestyle | 22.28 | Adalynn Biegler | 16 | EDI | 2025 | 2025 West Speedo Winter Juniors |
| 100 Freestyle | 48.18 | Adalynn Biegler | 16 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 200 Freestyle | 1:43.48 | Jenna Trabert | 16 | 2025 | 2025 Juanita Allington Memorial | |
| 500 Freestyle | 4:38.10 | Anna Paul | 16 | 2026 | 2026 Bellevue Club Premier Invite- Approved | |
| 800 Freestyle | 9:28.48 | Alexandria Kauffman | 15 | SAND | 2025 Road to LA28 | |
| 1000 Freestyle | 9:41.16 | Zayda Miehl | 15 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 1500 Freestyle | 21:49.00 | Isabel Gaggero | 16 | IA | 2026 | MAGSA OPEN WATER SWIM MEET #2 |
| 1650 Freestyle | 16:08.96 | Paige Downey | 16 | GM | 2024 | 2024 Legends of Coaching Series-Kevin Perry |
| 25 Backstroke | 13.05 | Renee Burton | 16 | 2022 | 2022 CO ACES Sprint Eliminator Rds 1-3 | |
| 50 Backstroke | 24.37 | Franzi Djatej | 16 | 2023 | 2023 IES Short Course Championships | |
| 100 Backstroke | 52.16 | Ellie Clarke | 16 | CSC | 2026 | 2026 Four Corner Speedo Sectionals - Carmel - |
| 200 Backstroke | 1:53.17 | Ellie Clarke | 16 | CSC | 2026 | 2026 Four Corner Speedo Sectionals - Carmel - |
| 400 Backstroke | 5:50.17 | Violet Witchel | 16 | DGO | 2016 | 2016 CO Durango Fall Invite |
| 25 Breaststroke | 13.72 | Renee Burton | 16 | ACES | 2022 | 2022 CO ACES Sprint Eliminator Rds 1-3 |
| 50 Breaststroke | 28.74 | Regan Hildreth | 16 | UN-01 | 2026 | 2026 Juanita Allington Memorial |
| 100 Breaststroke | 59.79 | Piper Enge | 16 | BC | 2023 | 2023 Northwest Spring Speedo Sectionals |
| 200 Breaststroke | 2:09.88 | Piper Enge | 16 | BC | 2023 | 2023 Northwest Spring Speedo Sectionals |
| 400 Breaststroke | 5:54.53 | Kristen Davis | 16 | SOPR | 2016 | 2016 CO Durango Fall Invite |
| 25 Butterfly | 11.21 | Jenna Fernstrom | 15 | 2024 | 2024 CO ACES Sprint Eliminator | |
| 50 Butterfly | 24.19 | Katrin Otaegi | 16 | SRVA | 2026 | 2026 CA NV Speedo Sect @ CCA |
| 100 Butterfly | 51.86 | Keelie Sullivan | 16 | 2024 | 2025 boise senior sectionals full results | |
| 200 Butterfly | 1:54.93 | Lucy Bell | 16 | 2020 | 2020 CO FAST Winter Showcase | |
| 400 Butterfly | 5:05.12 | Haley Benjamin | 16 | DGO | 2016 | 2016 CO Durango Fall Invite |
| 100 Individual Medley | 48.77 | Ellie Foulke | 15 | 2023 | 2023 CO CUDA vs RIP Dual | |
| 200 Individual Medley | 1:56.21 | Ivy Wood | 16 | 2022 | 2022 CO FAST Winter Open | |
| 400 Individual Medley | 4:08.26 | Kayla Han | 16 | RMDA | 2025 | 2025 Metro Sc Champs at Armada |
| 500 Individual Medley | 5:47.16 | Rebecca Colburn | 16 | 2024 | 1461627 | |
| 800 Individual Medley | 9:36.77 | Haley Benjamin | 16 | DGO | 2016 | 2016 CO Durango Fall Invite |
| 1000 Individual Medley | 11:41.72 | Rebecca Colburn | 16 | 2024 | 1461627 |
17–18
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 11.04 | Rachel Hubka | 18 | UN | 2019 | 2019 CO ACES Sprint Eliminator 1-3 |
| 50 Freestyle | 22.06 | Madison Mintenko | 17 | PPA | 2025 | 2025 Four Corners Speedo Sectionals - Austin |
| 100 Freestyle | 47.63 | Lola Woodward | 18 | 2024 | 2025 boise senior sectionals full results | |
| 200 Freestyle | 1:43.67 | Ava Nalty | 17 | TRA | 2025 | 2025 Desert Committee Championship |
| 500 Freestyle | 4:37.39 | Pepper Ferrari | 18 | 2026 | 2026 PN KING Beast IMX/IMR Invitational- Appr | |
| 800 Freestyle | 12:23.00 | Sacha Salem | 17 | KSC | 2026 | MAGSA OPEN WATER SWIM MEET #1 |
| 1000 Freestyle | 9:35.77 | Kayla Han | 17 | RMDA | 2025 | 2025 OC Race Series #2 SCY Closed Invite |
| 1650 Freestyle | 16:06.14 | Paige Downey | 17 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 25 Backstroke | 13.18 | Elizabeth Brock | 18 | STAR | 2021 | 2021 CO ACES Sprint Eliminator |
| 50 Backstroke | 24.51 | Kamryn Meskill | 17 | BC | 2024 | 2024 WA State Senior Short Course Champs |
| 100 Backstroke | 51.58 | Madison Mintenko | 17 | PPA | 2025 | 2025 Four Corners Speedo Sectionals - Austin |
| 200 Backstroke | 1:52.05 | Helen Noble | 18 | 2022 | 2022 Spring Speedo Sectional - Phoenix, AZ | |
| 25 Breaststroke | 13.75 | Paige Nguyen | 17 | 2025 | Colorado Swimming Championship Meet | |
| 50 Breaststroke | 28.59 | Sofia Szymanowski | 17 | NOVA | 2026 | YARDS----2026 Road to Sofi |
| 100 Breaststroke | 59.20 | Gracyn Kehoe | 17 | 2025 | 2025 PN BC 47th Annual Blue Orange Meet | |
| 200 Breaststroke | 2:07.69 | Molly Sweeney | 18 | CSC | 2026 | 2026 Four Corner Speedo Sectionals - Carmel - |
| 25 Butterfly | 11.72 | Rachel Hubka | 18 | UN | 2019 | 2019 CO ACES Sprint Eliminator 1-3 |
| 50 Butterfly | 24.00 | Mckinley Scobie | 17 | UN | 2026 | 2026 Far Western SC Hosted By SCSC |
| 100 Butterfly | 51.22 | Lauren Grimes | 17 | 2024 | 2025 boise senior sectionals full results | |
| 200 Butterfly | 1:53.20 | Hannah Bellard | 18 | CW | 2023 | 2023 Four Corners Speedo Sectionals - Austin |
| 100 Individual Medley | 49.11 | Emma Bacon | 17 | 2023 | 2023 CO CUDA vs RIP Dual | |
| 200 Individual Medley | 1:55.74 | Kayla Han | 17 | RMDA | 2025 | 2025 Legends of Coaching Series_Peter Daland |
| 400 Individual Medley | 4:04.60 | Kayla Han | 17 | RMDA | 2025 | 2025 Legends of Coaching Series_Peter Daland |
| 800 Individual Medley | 10:08.59 | Ella Gaca Thiele | 18 | FAST | 2026 | 2026 CO FAST Winter Open |
Open (all ages)
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 10.00 | Katie Croman | 10 | 2016 | 54th YYST-Kiwanis Swim Meet | |
| 50 Freestyle | 19.76 | Mila Anderson | 5 | 2025 | 2025 IES JUNIOR CHAMPIONSHIPS | |
| 100 Freestyle | 40.27 | Kaheal aSnOiWAI-HI Namuo-Zoller | 20 | 2023 | 2023 OIA SWIMMING & DIVING CHAMPIONSHIP | |
| 200 Freestyle | 1:43.20 | Madison Mintenko | PPA | 2025 | 2025 CO OB CHSAA 5A State Championships | |
| 400 Freestyle | 5:06.04 | Anika Malinosky | 10 | LA | 2025 | OC Spring Finale |
| 500 Freestyle | 4:09.68 | Raven Domingo | 19 | 2023 | 2023 Northwest Spring Speedo Sectionals | |
| 800 Freestyle | 9:28.48 | Alexandria Kauffman | 15 | SAND | 2025 Road to LA28 | |
| 1000 Freestyle | 9:35.77 | Kayla Han | 17 | RMDA | 2025 | 2025 OC Race Series #2 SCY Closed Invite |
| 1500 Freestyle | 21:49.00 | Isabel Gaggero | 16 | IA | 2026 | MAGSA OPEN WATER SWIM MEET #2 |
| 1650 Freestyle | 16:06.14 | Paige Downey | 17 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 25 Backstroke | 9.00 | Hallie Carollo | 8 | 2025 | 2025 January Storm | |
| 50 Backstroke | 24.03 | Sky Myers | 5 | 2024 | 2024 SI SBA All Ages BC Last Chance Meet July | |
| 100 Backstroke | 44.23 | Jordan Teller | 35 | 2018 | 2018 MT BOZ TYR TEDDY BEAR CLASSIC | |
| 200 Backstroke | 1:42.83 | Tessa Nagy | 25 | TSM | 2025 | BCA Fall Festival |
| 400 Backstroke | 5:05.82 | Delaney Kidd | 14 | MAVS | 2016 | 2016 CO Durango Fall Invite |
| 25 Breaststroke | 13.70 | Natalie Daum | 13 | DSA | 2021 | 2021 CO ACES Sprint Eliminator |
| 50 Breaststroke | 28.14 | Marizel Van Jaarsveld | 25 | CSC | 2024 | King Marlin Pro-Am Classic |
| 100 Breaststroke | 49.13 | Abigayle Vendiola | 2023 | 2023 OIA SWIMMING & DIVING CHAMPIONSHIP | ||
| 200 Breaststroke | 2:06.66 | Breeja Larson | 24 | UN-01 | 2017 | Western Zone Sectionals |
| 400 Breaststroke | 5:54.53 | Kristen Davis | 16 | SOPR | 2016 | 2016 CO Durango Fall Invite |
| 25 Butterfly | 9.00 | Juno Melish | 8 | 2023 | 2023 HI November Classic BC Meet | |
| 50 Butterfly | 24.00 | Mckinley Scobie | 17 | UN | 2026 | 2026 Far Western SC Hosted By SCSC |
| 100 Butterfly | 42.32 | Autumn Ikemura | 2022 | 2023 OIA SWIMMING & DIVING CHAMPIONSHIP | ||
| 200 Butterfly | 1:35.14 | Tessa Nagy | 25 | TSM | 2025 | TORR Spooky Splash |
| 400 Butterfly | 5:05.12 | Haley Benjamin | 16 | DGO | 2016 | 2016 CO Durango Fall Invite |
| 25 Individual Medley | 23.14 | Summer Mcguire | 10 | PUMA | 2025 | SMSC 47th Fall Invite |
| 100 Individual Medley | 46.45 | Noóra Seltz | 13 | 2024 | 2024 PN BBST Aly Fell Memorial Sprint Classic | |
| 200 Individual Medley | 1:40.23 | Leiyah Barber | 2024 | 2024 Kitsap HS Swimvatational -Girls OB | ||
| 400 Individual Medley | 4:04.60 | Kayla Han | 17 | RMDA | 2025 | 2025 Legends of Coaching Series_Peter Daland |
| 500 Individual Medley | 5:29.00 | Bryce Burton | 14 | 2024 | 1461627 | |
| 800 Individual Medley | 9:36.77 | Haley Benjamin | 16 | DGO | 2016 | 2016 CO Durango Fall Invite |
| 1000 Individual Medley | 11:10.84 | Maddie Stuemke | 14 | 2024 | 1461627 |
Boys/Men — SCY
10 & under
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 12.11 | Ewan Clothier | 7 | BEND | 2025 | Bend Swim Club Intersquad |
| 50 Freestyle | 20.32 | Alex Menshutkin | 1 | LKSD | 2026 | 2026 WIAA 3A Boys HS State Champs- OB |
| 100 Freestyle | 44.32 | Victor Krautsov | 1 | SUNS | 2026 | 2026 OSAA 6A Championships |
| 200 Freestyle | 1:36.47 | Charlie Cancelmo | 1 | LKSD | 2026 | 2026 WIAA 3A Boys HS State Champs- OB |
| 400 Freestyle | 8:25.00 | Blake Bardenhagen | 10 | IA | 2026 | MAGSA OPEN WATER SWIM MEET #2 |
| 500 Freestyle | 4:28.35 | Landon Egeland | 1 | SUMM | 2025 | 2025 OSAA 6A Championships |
| 1000 Freestyle | 9:37.49 | Jairo Zamora Monzon | 1 | 2025 | 2025 SI Presidents' Day Senior Classic | |
| 1650 Freestyle | 20:59.66 | Nolan Penny | 10 | PAC | 2025 | 2025 THSC Last Chance Invitational |
| 25 Backstroke | 9.00 | Eric Devison | 8 | 2025 | 2025 January Storm | |
| 50 Backstroke | 23.56 | AnnDaleigh Rutledge-Jukes | 1 | 2025 | RAFC Winter Classic | |
| 100 Backstroke | 47.58 | Campbell McKean | 1 | CLDR | 2025 | 2025 OSAA 6A Championships |
| 200 Backstroke | 1:49.21 | Kamakana Kaahaaina | 1 | 2024 | HISI Senior Fall Championship (SCY) | |
| 25 Breaststroke | 16.60 | Jake Nielson | 6 | 2021 | 2021 MRA Winter Kick-Off | |
| 50 Breaststroke | 25.88 | Jairo Zamora Monzon | 1 | 2026 | 2026 SI Presidents' Day Senior Classic - copi | |
| 100 Breaststroke | 51.72 | Greg SO CURT Riley | 3 | 2026 | 2026 (WIAA) West Central Dist. III 4A Boys OB | |
| 200 Breaststroke | 1:59.26 | Maxston Cannon | 3 | UBYU | 2023 | 2023 UT SC Sr. Champs |
| 25 Butterfly | 9.00 | Eric Devison | 8 | 2025 | 2025 January Storm | |
| 50 Butterfly | 23.70 | Jairo Zamora Monzon | 1 | 2026 | 2026 SI Presidents' Day Senior Classic - copi | |
| 100 Butterfly | 46.52 | Campbell McKean | 1 | CLDR | 2025 | 2025 OSAA 6A Championships |
| 200 Butterfly | 1:54.58 | Isa CI-ZZ Carrillo | 2 | 2022 | 2022 IE VAN Vandal Invitational | |
| 25 Individual Medley | 23.94 | Daxter Starkie | 7 | PUMA | 2025 | SMSC 47th Fall Invite |
| 100 Individual Medley | 1:04.02 | Tim Joseph Allen | 5 | CAB | 2026 | 2026 Coast Conference Championsips |
| 200 Individual Medley | 1:40.16 | Thane GSHS Newton | 3 | 2021 | 2021 CO OB Southwest Conference | |
| 400 Individual Medley | 3:54.01 | Jairo Zamora Monzon | 1 | 2026 | 2026 SI Presidents' Day Senior Classic - copi |
11–12
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 11.44 | Maximiliano Aguirre | 12 | BOZ | 2021 | 2021 MT GFST Fall Sprint Eliminator |
| 50 Freestyle | 22.64 | Gavin Gilmore | 12 | TOPS | 2018 | 2018 CO OB CHSAA 4A Boys State |
| 100 Freestyle | 49.46 | Spencer Yang | 12 | 2024 | 2024 THSC November Invitational | |
| 200 Freestyle | 1:47.73 | Ryan Scanderbeg | 12 | 2025 | FAST - CA | |
| 400 Freestyle | 8:36.00 | Jett Stevens | 12 | MAUI | 2026 | MAGSA OPEN WATER SWIM MEET #2 |
| 500 Freestyle | 4:50.88 | Colby Ellefson | 12 | 2024 | 2024 OB WIAA 1A/2A Boys H.S. Champs | |
| 800 Freestyle | 10:18.58 | Payton Andrews | 12 | SCAT | 2025 | SCAT Open |
| 1000 Freestyle | 10:21.07 | Tristan Rousseau | 12 | PS | 2024 | 2024 President's Day Senior Classic Meet |
| 1650 Freestyle | 17:12.35 | Emerson Tench | 12 | RIP | 2025 | 2025 CO FAST Bill Spahn Mid Season Finale |
| 25 Backstroke | 9.00 | Enzo Carbonero | 11 | 2026 | 2026 Hells Canyon Invitational | |
| 50 Backstroke | 25.99 | Connor Ventura | 12 | MAUI | 2025 | HISI Senior Fall Championship (SCY) |
| 100 Backstroke | 54.78 | Ari Untereker | 12 | 2024 | COM Winter Invite 2024 | |
| 200 Backstroke | 1:59.90 | Cameron Griggs | 12 | 2024 | 2024 OR HEAT Age Group Jubilee | |
| 25 Breaststroke | 14.35 | Landon Brooks | 12 | DSA | 2023 | 2023 CO AAC 12&U Sprint Eliminator |
| 50 Breaststroke | 29.02 | Bea Earley | 12 | 2020 | 2020 CO CUDA Classic | |
| 100 Breaststroke | 1:02.37 | Noah Mitchell | 12 | 2018 | 2018 CO OB CHSAA 5A Boys State | |
| 200 Breaststroke | 2:15.73 | Jacob Lee | 12 | ROSE | 2026 | BCA Winter Heats |
| 25 Butterfly | 12.87 | Spencer Greene | 12 | DSA | 2021 | 2021 CO AAC 12&U Sprint Eliminator |
| 50 Butterfly | 24.55 | Connor Ventura | 12 | MAUI | 2025 | HISI Senior Fall Championship (SCY) |
| 100 Butterfly | 54.41 | Tanner Esty | 12 | 2022 | 2022 CO OB CHSAA 4A State Championships | |
| 200 Butterfly | 2:02.64 | Kyle Weng | 12 | BREA | 2025 | OC Senior Series Meet # 1 |
| 25 Individual Medley | 26.02 | Wyatt Shaw-Hackett | 11 | AGAC | 2025 | 2025 CA AGAC Fall Kickoff Pentathlon |
| 100 Individual Medley | 56.24 | Polly Fierro | 12 | 2023 | 2023 CO CUDA Pentathlon XXXVI | |
| 200 Individual Medley | 2:01.70 | Ethan Gingras | 12 | 2026 | 2026 WIAA 3A Boys HS State Champs- OB | |
| 400 Individual Medley | 4:24.85 | Vincent Casciaro | 12 | NOVA | 2025 | 2025 CCS SCY AGC |
| 500 Individual Medley | 5:44.98 | Ryan Matsumoto | 12 | 2024 | 1461627 | |
| 800 Individual Medley | 11:37.41 | Phillip Cronk | 12 | LSC | 2026 | 2026 CO FAST Winter Open |
| 1000 Individual Medley | 11:35.91 | Ryan Matsumoto | 12 | 2024 | 1461627 |
13–14
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 10.59 | Ace Armon | 14 | CUDA | 2025 | 2025 CO NJ Groundhog Invite |
| 50 Freestyle | 20.61 | Samuel Lofstrom | 14 | VOTX | 2023 | 2023 Four Corners Speedo Sectionals - Austin |
| 100 Freestyle | 45.23 | Luka Mijatovic | 14 | 2024 | Las Vegas Sandpipers | |
| 200 Freestyle | 1:38.38 | Alex Williams | 14 | 2025 | 2025 PN SRST StingRay Invitational | |
| 400 Freestyle | 4:35.40 | Jonathan Li | 13 | NOVA | 2025 Road to LA28 | |
| 500 Freestyle | 4:26.99 | Sullivan Benes | 14 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 800 Freestyle | 8:48.63 | Jonathan Li | 14 | NOVA | 2026 | Finals -2026 Road to Sofi - copied |
| 1000 Freestyle | 9:17.32 | Kai Joyner | 14 | 2026 | 2025 USA Swimming Speedo Championship Series | |
| 1500 Freestyle | 21:51.00 | Kostiantyn Degtiarov | 14 | IA | 2026 | MAGSA OPEN WATER SWIM MEET #2 |
| 1650 Freestyle | 15:32.08 | Sullivan Benes | 14 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 25 Backstroke | 9.00 | Analie Watson | 13 | 2026 | 2026 Hells Canyon Invitational | |
| 50 Backstroke | 23.52 | Grant Bellin | 14 | KING | 2024 | 2024 WA State Senior Short Course Champs |
| 100 Backstroke | 49.25 | Elliot Leasure | 14 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 200 Backstroke | 1:48.07 | Kai Joyner | 14 | 2026 | 2025 USA Swimming Speedo Championship Series | |
| 25 Breaststroke | 12.68 | Trevor Boodt | 14 | ACES | 2021 | 2021 CO ACES Sprint Eliminator |
| 50 Breaststroke | 26.60 | Audrina Minch | 14 | 2025 | Southwest Age Group Regional 2025 | |
| 100 Breaststroke | 55.87 | Eli Siniak | 14 | NOVA | 2024 | 2024 Legends of Coaching Series-Kevin Perry |
| 200 Breaststroke | 2:01.53 | Aaron Deng | 14 | EVO | 2025 | 2025 SCS Spring Age Group Champs @ Armada |
| 25 Butterfly | 11.06 | Spencer Greene | 14 | DSA | 2023 | 2023 CO ACES Sprint Eliminator |
| 50 Butterfly | 23.01 | Asher Song | 14 | PLS | 2026 | SCY Spring Age Group Championships |
| 100 Butterfly | 49.42 | Rowan Cox | 14 | TXLA | 2022 | 2022 4C Speedo Sectionals - Austin |
| 200 Butterfly | 1:49.18 | Blake Torpey | 14 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 100 Individual Medley | 46.26 | Oliver or Ollie Istvan | 14 | 2024 | 2024 PN MMSC Marlins Madness | |
| 200 Individual Medley | 1:49.22 | Tommy Jiang | 14 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 400 Individual Medley | 3:53.62 | Syunta Lee | 14 | WEST | 2024 | 2024 Northwest Region Age Group Regionals |
| 500 Individual Medley | 5:23.18 | Liko Lambert | 13 | 2024 | 1461627 | |
| 1000 Individual Medley | 10:53.43 | Liko Lambert | 13 | 2024 | 1461627 |
15–16
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 9.76 | Rysen Tuomisto | 16 | SRST | 2026 | 2026 PN SRST Summer Invitational - Approved |
| 50 Freestyle | 19.75 | Ty Thomas | 16 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 100 Freestyle | 43.34 | Ty Thomas | 16 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 200 Freestyle | 1:35.12 | Evan Tucker | 16 | 2024 | 2024 SI JBST All Ages NTS | |
| 500 Freestyle | 4:17.05 | Peter Hansen | 16 | 2024 | 2024 PN SSCD Winter Open | |
| 1000 Freestyle | 9:02.30 | Treyvn Krauss | 16 | TOPS | 2026 | 2026 Four Corner Speedo Sectionals - Carmel - |
| 1500 Freestyle | 21:41.00 | Sean Lottermoser | 15 | SKA | 2026 | MAGSA OPEN WATER SWIM MEET #2 |
| 1650 Freestyle | 14:48.23 | Prestyn Ruijters | 16 | 2026 | 2026 Northwest Region Age Group Championships | |
| 25 Backstroke | 9.00 | Lucy Sandberg | 15 | 2026 | 2026 Hells Canyon Invitational | |
| 50 Backstroke | 22.32 | Owen Stauffer | 16 | IST | 2025 | 2025 WA State Senior SC Champs- APPROVED |
| 100 Backstroke | 47.02 | Sofia Bahr | 16 | 2021 | 2021 CO Scottie Aschermann Seasonal Champs | |
| 200 Backstroke | 1:42.94 | Nicholas Simons | 16 | LOSC | 2020 | 2020 UT Las Vegas Super Finals |
| 25 Breaststroke | 11.84 | Benjamin Forsythe | 16 | SST | 2025 | 2025 WY LSC June Open |
| 50 Breaststroke | 25.46 | Elliott Angkriwan | 16 | 2025 | RAFC Winter Classic | |
| 100 Breaststroke | 53.31 | Andrew Eubanks | 16 | 2023 | Armada Swimming | |
| 200 Breaststroke | 1:56.01 | Andrew Eubanks | 16 | 2023 | Armada Swimming | |
| 400 Breaststroke | 5:35.76 | Jonus Ortega | 15 | SOPR | 2016 | 2016 CO Durango Fall Invite |
| 25 Butterfly | 9.97 | Kadin Denner | 16 | 2019 | 2019 CO ACES Sprint Eliminator 1-3 | |
| 50 Butterfly | 21.92 | Roman Rodriguez | 16 | 2025 | 2025 NMS Short Course State Championships | |
| 100 Butterfly | 46.50 | Ilya Kharun | 16 | SAND | 2021 | 2021 West Speedo Winter Juniors |
| 200 Butterfly | 1:44.50 | Luka Mijatovic | 16 | PLS | 2026 | PLS Superleague SC Championships |
| 100 Individual Medley | 46.16 | Daniel Quinn | 15 | 2025 | Whatcom Family YMCA | |
| 200 Individual Medley | 1:44.46 | Luka Mijatovic | 16 | PLS | 2026 | 2026 Far Western SC Hosted By SCSC |
| 400 Individual Medley | 3:44.40 | Syunta Lee | 16 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 500 Individual Medley | 5:07.86 | Caed McIntyre | 16 | 2024 | 1461627 | |
| 800 Individual Medley | 9:12.13 | Parker Grissom | 16 | FAST | 2026 | 2026 CO FAST Winter Open |
| 1000 Individual Medley | 10:39.57 | Caed McIntyre | 16 | 2024 | 1461627 |
17–18
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 9.39 | Bryce Ortanes | 17 | AQUA | 2019 | 2019 CO ACES Sprint Eliminator 1-3 |
| 50 Freestyle | 19.35 | Quintin McCarty | 18 | PPA | 2021 | 2021 West Speedo Winter Juniors |
| 100 Freestyle | 41.97 | Branden Williamson | 18 | 2025 | RAFC Winter Classic | |
| 200 Freestyle | 1:33.64 | Marco Warma | 18 | 2024 | 2024 SI JBST All Ages NTS | |
| 500 Freestyle | 4:15.40 | Rex Maurer | 17 | ROSE | 2021 | 2021 West Speedo Winter Juniors |
| 800 Freestyle | 8:43.27 | Inyoung Kim | 17 | NOVA | 2026 | Finals -2026 Road to Sofi - copied |
| 1000 Freestyle | 8:51.55 | Trent Allen | 17 | CSC | 2026 | 2026 Four Corner Speedo Sectionals - Carmel - |
| 1650 Freestyle | 14:45.37 | Matthew Chai | 18 | FAST | 2021 | 2021 West Speedo Winter Juniors |
| 25 Backstroke | 10.88 | Blake Wilton | 18 | STAR | 2018 | 2018 CO ACES Sprint Eliminator |
| 50 Backstroke | 22.09 | Aaron Bell | 18 | IST | 2026 | 2026 PN VAST 49th Annual Washington Open- APP |
| 100 Backstroke | 46.17 | Rowan Cox | 18 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 200 Backstroke | 1:40.73 | Keaton Jones | 18 | NEP | 2023 | 2023 Four Corners Speedo Sectionals - Austin |
| 25 Breaststroke | 11.61 | Daniel Yi | 17 | DSA | 2022 | 2022 CO ACES Sprint Eliminator Rds 1-3 |
| 50 Breaststroke | 24.81 | Campbell McKean | 18 | 2025 | 2025 Washington Open | |
| 100 Breaststroke | 52.46 | Gunnar Hansen | 18 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 200 Breaststroke | 1:53.76 | Campbell McKean | 18 | BEND | 2025 | 2025 Spring Speedo Sectional - Boise, ID |
| 25 Butterfly | 10.02 | Brodie Johnson | 17 | AQUA | 2023 | 2023 CO ACES Sprint Eliminator |
| 50 Butterfly | 21.35 | Aaron Bell | 18 | IST | 2025 | 2025 WA State Senior SC Champs- APPROVED |
| 100 Butterfly | 45.40 | Rowan Cox | 18 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 200 Butterfly | 1:41.90 | Micah Davis | 18 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 100 Individual Medley | 46.14 | Xander Hurst | 17 | 2025 | 1583389 | |
| 200 Individual Medley | 1:43.60 | Campbell McKean | 18 | BEND | 2025 | 2025 Spring Speedo Sectional - Boise, ID |
| 400 Individual Medley | 3:43.02 | Campbell McKean | 18 | BEND | 2025 | 2025 Spring Speedo Sectional - Boise, ID |
| 800 Individual Medley | 8:29.31 | Brennen Oneil | 17 | FAST | 2025 | 2025 CO FAST Winter Open |
Open (all ages)
| Event | Record | Holder | Age | Team | Year | Meet |
|---|---|---|---|---|---|---|
| 25 Freestyle | 9.39 | Bryce Ortanes | 17 | AQUA | 2019 | 2019 CO ACES Sprint Eliminator 1-3 |
| 50 Freestyle | 19.30 | Yury Kuzmenko | VCSJ | 2026 | 2026 CCS Swimming & Diving Championships | |
| 100 Freestyle | 40.33 | Teldyn Brodie | 2024 | Kalani High School | ||
| 200 Freestyle | 1:31.78 | River Taylor | 2026 | 2026 (WIAA) Olympic League (WCDIII) 2ABoys OB | ||
| 400 Freestyle | 4:35.40 | Jonathan Li | 13 | NOVA | 2025 Road to LA28 | |
| 500 Freestyle | 4:05.70 | Isaiah Najar | 2025 | 2025 WCD 2A Boys H.S. District Champs | ||
| 800 Freestyle | 8:43.27 | Inyoung Kim | 17 | NOVA | 2026 | Finals -2026 Road to Sofi - copied |
| 1000 Freestyle | 8:51.55 | Trent Allen | 17 | CSC | 2026 | 2026 Four Corner Speedo Sectionals - Carmel - |
| 1500 Freestyle | 21:41.00 | Sean Lottermoser | 15 | SKA | 2026 | MAGSA OPEN WATER SWIM MEET #2 |
| 1650 Freestyle | 14:45.37 | Matthew Chai | 18 | FAST | 2021 | 2021 West Speedo Winter Juniors |
| 25 Backstroke | 9.00 | Eric Devison | 8 | 2025 | 2025 January Storm | |
| 50 Backstroke | 22.04 | Luan Barnard | CHAT | 2025 UT 5A State OBS | ||
| 100 Backstroke | 44.14 | Gare Sarubbi-Monell | 2018 | Academy Swim Club Classified Meet | ||
| 200 Backstroke | 1:40.73 | Keaton Jones | 18 | NEP | 2023 | 2023 Four Corners Speedo Sectionals - Austin |
| 25 Breaststroke | 11.61 | Daniel Yi | 17 | DSA | 2022 | 2022 CO ACES Sprint Eliminator Rds 1-3 |
| 50 Breaststroke | 24.02 | Pavel Romanov | 31 | UN-10 | 2025 | -PRELIMS 2025 Road to LA28 |
| 100 Breaststroke | 51.72 | Greg SO CURT Riley | 3 | 2026 | 2026 (WIAA) West Central Dist. III 4A Boys OB | |
| 200 Breaststroke | 1:53.20 | Brandon Fischer | 35 | TRIV | 2024 | 2024 CA-NV December Sectionals At BREA |
| 400 Breaststroke | 5:35.76 | Jonus Ortega | 15 | SOPR | 2016 | 2016 CO Durango Fall Invite |
| 25 Butterfly | 9.00 | Eric Devison | 8 | 2025 | 2025 January Storm | |
| 50 Butterfly | 20.78 | Ryan Zhang | MSJ | 2026 | MVAL Swimming Championship 2026 | |
| 100 Butterfly | 45.40 | Rowan Cox | 18 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 200 Butterfly | 1:41.90 | Micah Davis | 18 | 2025 | 2025 Speedo Winter Junior Championships - West | |
| 25 Individual Medley | 23.94 | Daxter Starkie | 7 | PUMA | 2025 | SMSC 47th Fall Invite |
| 100 Individual Medley | 46.14 | Xander Hurst | 17 | 2025 | 1583389 | |
| 200 Individual Medley | 1:40.16 | Thane GSHS Newton | 3 | 2021 | 2021 CO OB Southwest Conference | |
| 400 Individual Medley | 3:43.02 | Campbell McKean | 18 | BEND | 2025 | 2025 Spring Speedo Sectional - Boise, ID |
| 500 Individual Medley | 5:07.86 | Caed McIntyre | 16 | 2024 | 1461627 | |
| 800 Individual Medley | 8:29.31 | Brennen Oneil | 17 | FAST | 2025 | 2025 CO FAST Winter Open |
| 1000 Individual Medley | 10:39.57 | Caed McIntyre | 16 | 2024 | 1461627 |
Zone leaderboards (top 100 per event/age group) are in Rankings under the zone scopes.