Alexander DeMarco
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.09 | AA+0.60s to AAA | 2026-03-07 | 2026 MD LSC 14 & U Championships venue |
| 100 Freestyle | SCY | 51.77 | AA+0.58s to AAA | 2025-12-14 | 2025 NBAC 51st Annual Christmas Invitational venue |
| 200 Freestyle | SCY | 1:53.87 | AA+1.88s to AAA | 2025-12-12 | 2025 NBAC 51st Annual Christmas Invitational venue |
| 500 Freestyle | SCY | 5:19.52 | A+2.43s to AA | 2024-11-11 | WSY Thanksgiving Invite |
| 1000 Freestyle | SCY | 10:46.85 | AA+17.06s to AAA | 2026-01-09 | EST SPEEDO Mid-Winter Invite fast pool |
| 1650 Freestyle | SCY | 17:38.66 | AA+3.17s to AAA | 2026-01-09 | EST SPEEDO Mid-Winter Invite fast pool |
| 50 Backstroke | SCY | 27.24 | AA+0.75s to AAA | 2025-12-11 | 2025 NBAC 51st Annual Christmas Invitational venue |
| 100 Backstroke | SCY | 57.07 | AA+0.98s to AAA | 2026-02-01 | 2026 ASC Senior Meet venue |
| 200 Backstroke | SCY | 2:03.36 | AA+1.37s to AAA | 2025-12-14 | 2025 NBAC 51st Annual Christmas Invitational venue |
| 50 Breaststroke | SCY | 30.70 | AA+0.41s to AAA | 2026-02-01 | 2026 ASC Senior Meet venue |
| 100 Breaststroke | SCY | 1:06.42 | A+0.23s to AA | 2025-12-12 | 2025 NBAC 51st Annual Christmas Invitational venue |
| 200 Breaststroke | SCY | 2:30.45 | BB+0.16s to A | 2026-01-10 | EST SPEEDO Mid-Winter Invite fast pool |
| 50 Butterfly | SCY | 26.02 | AAA+1.13s to AAAA | 2025-12-11 | 2025 NBAC 51st Annual Christmas Invitational venue |
| 100 Butterfly | SCY | 56.55 | AA+1.16s to AAA | 2026-03-06 | 2026 MD LSC 14 & U Championships venue |
| 200 Butterfly | SCY | 2:05.01 | AA+1.72s to AAA | 2026-03-08 | 2026 MD LSC 14 & U Championships venue |
| 100 Individual Medley | SCY | 58.76 | 2026-02-01 | 2026 ASC Senior Meet venue | |
| 200 Individual Medley | SCY | 2:05.07 | AA+0.98s to AAA | 2026-03-07 | 2026 MD LSC 14 & U Championships venue |
| 400 Individual Medley | SCY | 4:30.98 | AA+5.59s to AAA | 2026-01-11 | EST SPEEDO Mid-Winter Invite fast pool |
| 50 Freestyle | LCM | 28.56 | A+0.37s to AA | 2024-07-07 | 2024 NBAC Mid Summer Classic venue |
| 100 Freestyle | LCM | 58.25 | AAA+1.86s to AAAA | 2026-06-08 | Chargers Mid Season Long Course Invitational |
| 200 Freestyle | LCM | 2:07.56 | AAA+4.57s to AAAA | 2026-06-08 | Chargers Mid Season Long Course Invitational |
| 400 Freestyle | LCM | 4:35.62 | AA+0.63s to AAA | 2026-06-08 | Chargers Mid Season Long Course Invitational |
| 1500 Freestyle | LCM | 18:27.87 | AA+14.68s to AAA | 2026-06-30 | Chargers Mid Season Long Course Invitational |
| 50 Backstroke | LCM | 30.99 | AAA+1.30s to AAAA | 2025-07-30 | 2025 MD LSC LC Championships venue |
| 100 Backstroke | LCM | 1:07.16 | AA+1.37s to AAA | 2026-06-08 | Chargers Mid Season Long Course Invitational |
| 200 Backstroke | LCM | 2:27.70 | AA+4.71s to AAA | 2026-06-08 | Chargers Mid Season Long Course Invitational |
| 50 Breaststroke | LCM | 36.01 | AA+1.32s to AAA | 2026-06-08 | Chargers Mid Season Long Course Invitational |
| 100 Breaststroke | LCM | 1:28.15 | B+0.86s to BB | 2024-06-01 | 2024 FOX Speedo Summer Spectacular Meet venue |
| 200 Breaststroke | LCM | 3:08.45 | BB+13.66s to A | 2025-06-30 | Chargers Mid Season Long Course Invitational |
| 50 Butterfly | LCM | 29.71 | AA+0.42s to AAA | 2025-07-31 | 2025 MD LSC LC Championships venue |
| 100 Butterfly | LCM | 1:03.44 | AA+0.35s to AAA | 2026-06-08 | Chargers Mid Season Long Course Invitational |
| 200 Individual Medley | LCM | 2:27.21 | AA+3.42s to AAA | 2026-06-30 | Chargers Mid Season Long Course Invitational |
| 400 Individual Medley | LCM | 5:14.24 | AA+6.75s to AAA | 2026-06-30 | Chargers Mid Season Long Course Invitational |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.45 | flying | 200 Free Relay (leg 3) | 2026-03-06 | 2026 MD LSC 14 & U Championships |
| 50 Freestyle | SCY | 26.93 | flying | 200 Medley Relay (leg 4) | 2022-03-03 | 2022 MD LSC 14 & U CHAMPIONSHIPS |
| 100 Freestyle | SCY | 51.37 | flying | 400 Free Relay (leg 3) | 2026-03-08 | 2026 MD LSC 14 & U Championships |
| 100 Freestyle | SCY | 50.89 | flying | 400 Medley Relay (leg 4) | 2026-03-07 | 2026 MD LSC 14 & U Championships |
| 200 Freestyle | SCY | 1:55.72 | flat | 800 Free Relay | 2026-03-05 | 2026 MD LSC 14 & U Championships |
| 200 Freestyle | SCY | 1:58.80 | flying | 800 Free Relay (leg 2) | 2025-03-06 | 2025 MD LSC 14 & U Championships |
| 50 Backstroke | SCY | 28.43 | flat | 200 Medley Relay | 2024-02-29 | 2024 MD LSC 14 & U Championships |
| 100 Backstroke | SCY | 1:01.51 | flat | 400 Medley Relay | 2024-03-01 | 2024 MD LSC 14 & U Championships |
| 50 Breaststroke | SCY | 30.91 | flying | 200 Medley Relay (leg 2) | 2025-03-06 | 2025 MD LSC 14 & U Championships |
| 50 Butterfly | SCY | 14.44 | flying | 200 Medley Relay (leg 3) | 2023-03-02 | 2023 MD LSC 14 & U Championships |
| 100 Butterfly | SCY | 55.33 | flying | 400 Medley Relay (leg 3) | 2025-12-13 | 2025 NBAC 51st Annual Christmas Invitational |
| 50 Freestyle | LCM | 33.22 | flat | 200 Free Relay | 2022-08-05 | 2022 MD LSC LC Championships |
| 100 Freestyle | LCM | 1:03.88 | flying | 400 Free Relay (leg 4) | 2024-07-06 | 2024 NBAC Mid Summer Classic |
| 100 Backstroke | LCM | 1:10.10 | flat | 400 Medley Relay | 2024-07-07 | 2024 NBAC Mid Summer Classic |
| 50 Butterfly | LCM | 38.73 | flying | 200 Medley Relay (leg 3) | 2022-08-06 | 2022 MD LSC LC Championships |
| 100 Butterfly | LCM | 1:05.70 | flying | 400 Medley Relay (leg 3) | 2025-08-01 | 2025 MD LSC LC Championships |
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 13-14 · SCY
4734 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:19.52 | 742 |
| 200 BK SCY | 2:03.36 | 831 |
| 200 BR SCY | 2:30.45 | 663 |
| 200 FL SCY | 2:05.01 | 832 |
| 200 IM SCY | 2:05.07 | 850 |
| 400 IM SCY | 4:30.98 | 816 |
IMR 13-14 · SCY
4069 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:53.87 | 827 |
| 100 BK SCY | 57.07 | 823 |
| 100 BR SCY | 1:06.42 | 751 |
| 100 FL SCY | 56.55 | 818 |
| 200 IM SCY | 2:05.07 | 850 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 51.77
Front half 25.32s · back half 26.45s
200 Freestyle SCY 1:53.87
Front half 55.39s · back half 58.48s
500 Freestyle SCY 5:19.52 split/total mismatch
1650 Freestyle SCY 17:38.66
100 Backstroke SCY 57.07
Front half 28.24s · back half 28.83s
200 Backstroke SCY 2:03.36
Front half 59.76s · back half 63.60s
100 Breaststroke SCY 1:06.42
Front half 31.22s · back half 35.20s
200 Breaststroke SCY 2:30.45
Front half 72.67s · back half 77.78s
100 Butterfly SCY 56.55
Front half 26.55s · back half 30.00s
200 Butterfly SCY 2:05.01
Front half 59.02s · back half 65.99s
100 Individual Medley SCY 58.76
Front half 27.03s · back half 31.73s
200 Individual Medley SCY 2:05.07
Front half 58.40s · back half 66.67s
400 Individual Medley SCY 4:30.98
Front half 131.16s · back half 139.82s
100 Freestyle LCM 58.25 split/total mismatch
Front half 28.63s · back half 29.62s
200 Freestyle LCM 2:07.56 split/total mismatch
400 Freestyle LCM 4:35.62 · 285.0 min after 1500 Freestylesplit/total mismatch
1500 Freestyle LCM 18:27.87 split/total mismatch
100 Backstroke LCM 1:07.16 split/total mismatch
Front half 33.03s · back half 34.13s
200 Backstroke LCM 2:27.70 · 320.0 min after 100 Butterflysplit/total mismatch
Front half 37.03s · back half 110.67s
100 Breaststroke LCM 1:28.15
Front half 42.45s · back half 45.70s
200 Breaststroke LCM 3:08.45 split/total mismatch
100 Butterfly LCM 1:03.44 split/total mismatch
Front half 29.91s · back half 33.53s
200 Individual Medley LCM 2:27.21 split/total mismatch
400 Individual Medley LCM 5:14.24 split/total mismatch
Progression
Faster times are higher. One card per event, all courses & history.