Brooke DeMarco
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.31 | AAA+1.12s to AAAA | 2026-01-31 | 2026 CA Eastern Committee Winter SCY Champs fast pool |
| 100 Freestyle | SCY | 54.16 | AAA+1.57s to AAAA | 2026-03-01 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 200 Freestyle | SCY | 1:57.79 | AAA+4.30s to AAAA | 2025-11-22 | 2025 Southern Pacific Invite venue |
| 500 Freestyle | SCY | 5:19.76 | AAA+13.67s to AAAA | 2026-01-17 | 2026 CA RAA January A/BB/B Meet venue |
| 100 Backstroke | SCY | 1:06.99 | BB+1.90s to A | 2025-09-28 | 2025 CA RAA AB/C SC Meet venue |
| 200 Backstroke | SCY | 2:17.14 | A+1.75s to AA | 2025-02-01 | 2025 Eastern Committee AB Winter Champs venue |
| 50 Breaststroke | SCY | 29.73 | AAAA | 2026-02-28 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 100 Breaststroke | SCY | 1:03.11 | AAAA | 2025-01-01 | 2025 Speedo Winter Junior Championships - West |
| 200 Breaststroke | SCY | 2:16.28 | AAAA | 2025-01-01 | 2025 Speedo Winter Junior Championships - West |
| 50 Butterfly | SCY | 27.94 | AA+0.15s to AAA | 2026-01-18 | 2026 CA RAA January A/BB/B Meet venue |
| 100 Butterfly | SCY | 59.33 | AAA+2.54s to AAAA | 2025-11-08 | 2025 Legends of Coaching Series_Peter Daland venue |
| 200 Butterfly | SCY | 2:13.85 | AA+1.66s to AAA | 2026-01-17 | 2026 CA RAA January A/BB/B Meet venue |
| 200 Individual Medley | SCY | 2:09.74 | AAA+3.05s to AAAA | 2026-03-01 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 400 Individual Medley | SCY | 4:30.96 | AAAA | 2025-11-08 | 2025 Legends of Coaching Series_Peter Daland venue |
| 50 Freestyle | LCM | 28.41 | AAA+0.82s to AAAA | 2025-07-12 | 2025 CA CCAQ Eastern Committee LC Champs venue |
| 100 Freestyle | LCM | 1:01.27 | AAA+1.58s to AAAA | 2025-07-12 | 2025 CA CCAQ Eastern Committee LC Champs venue |
| 200 Freestyle | LCM | 2:16.65 | AA+1.16s to AAA | 2025-07-13 | 2025 CA CCAQ Eastern Committee LC Champs venue |
| 400 Freestyle | LCM | 4:49.54 | AA+4.35s to AAA | 2024-07-07 | 2024 CA CCAQ Eastern Committee LC Champs venue |
| 50 Breaststroke | LCM | 33.80 | AAAA | 2026-06-12 | 2026 SCS June AG Invite venue |
| 100 Breaststroke | LCM | 1:12.74 | AAAA | 2025-07-23 | USA Swimming Futures Sacramento 2025 |
| 200 Breaststroke | LCM | 2:36.77 | AAAA | 2025-06-15 | 2025 CA SCS RAA June Age Group Championships venue |
| 50 Butterfly | LCM | 30.17 | AAA+0.28s to AAAA | 2026-05-24 | 2026 CA 30th NOVA-Speedo Grand Challenge venue |
| 100 Butterfly | LCM | 1:08.09 | AA+0.70s to AAA | 2025-06-12 | 2025 CA SCS RAA June Age Group Championships venue |
| 200 Individual Medley | LCM | 2:25.49 | AAAA | 2025-06-13 | 2025 CA SCS RAA June Age Group Championships venue |
| 400 Individual Medley | LCM | 5:14.39 | AAA+3.90s to AAAA | 2026-06-11 | 2026 SCS June AG Invite venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 200 Freestyle | SCY | 2:00.40 | flying | 800 Free Relay (leg 2) | 2025-03-13 | 2025 SCS Spring Age Group Champs @ Armada |
| 50 Breaststroke | SCY | 30.86 | flying | 200 Medley Relay (leg 2) | 2026-02-28 | 2026 SI CA/NV Speedo Sectionals Oceanside |
| 50 Freestyle | LCM | 29.23 | flying | 200 Free Relay (leg 4) | 2024-07-26 | 2024 CA SCS/RAA Summer A/G Champs |
| 50 Breaststroke | LCM | 35.56 | flying | 200 Medley Relay (leg 2) | 2024-07-26 | 2024 CA SCS/RAA Summer A/G Champs |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 15-16 · SCY
5238 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:19.76 | 832 |
| 200 BK SCY | 2:17.14 | 698 |
| 200 BR SCY | 2:16.28 | 1072 |
| 200 FL SCY | 2:13.85 | 802 |
| 200 IM SCY | 2:09.74 | 885 |
| 400 IM SCY | 4:30.96 | 949 |
IMR 15-16 · SCY
4223 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:57.79 | 854 |
| 100 BK SCY | 1:06.99 | 586 |
| 100 BR SCY | 1:03.11 | 1067 |
| 100 FL SCY | 59.33 | 831 |
| 200 IM SCY | 2:09.74 | 885 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.16
Front half 26.31s · back half 27.85s
200 Freestyle SCY 1:57.79
Front half 57.16s · back half 60.63s
500 Freestyle SCY 5:19.76
Front half 157.15s · back half 162.61s
100 Backstroke SCY 1:06.99
Front half 32.82s · back half 34.17s
200 Backstroke SCY 2:17.14
Front half 66.69s · back half 70.45s
200 Butterfly SCY 2:13.85
Front half 64.28s · back half 69.57s
200 Individual Medley SCY 2:09.74
Front half 64.04s · back half 65.70s
400 Individual Medley SCY 4:30.96
Front half 135.31s · back half 135.65s
100 Freestyle LCM 1:01.27
Front half 29.47s · back half 31.80s
200 Freestyle LCM 2:16.65
Front half 67.88s · back half 68.77s
400 Freestyle LCM 4:49.54
Front half 141.07s · back half 148.47s
100 Breaststroke LCM 1:12.74 split/total mismatch
Front half 34.95s · back half 37.79s
200 Breaststroke LCM 2:36.77
Front half 75.39s · back half 81.38s
100 Butterfly LCM 1:08.09
Front half 32.28s · back half 35.81s
200 Individual Medley LCM 2:25.49
Front half 72.39s · back half 73.10s
400 Individual Medley LCM 5:14.39
Front half 158.58s · back half 155.81s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.