| Place | Swimmer | Age | Club | Time | Std | Power pts |
|---|---|---|---|---|---|---|
| 1 | Taehee Ha | 12 | NEUN | 2:23.23 | BB | 554 |
| 2 | Shunta Hase | 12 | NECRIM | 2:26.82 | BB | 514 |
| 3 | Bennett Goldstein | 11 | NECRIM | 2:47.51 | B | 450 |
| 1 | Aoife Waters | 12 | NECRIM | 2:53.00 | — | 327 |
| 2 | Fiona Yao | 11 | NECRIM | 2:57.63 | B | 366 |
| 1 | Masaki Hase | 9 | NECRIM | 3:02.78 | B | — |
| 1 | Madeleine Laubach | 10 | NECRIM | 3:07.15 | B | — |
| 2 | Bernardo Carvalho | 10 | NECRIM | 3:07.27 | — | — |
| 2 | Skye Palmer | 10 | NECRIM | 3:10.93 | — | — |
| 3 | Stella Gormley | 8 | NECRIM | 3:16.47 | — | — |
| 3 | Elias Montelongo Campos | 9 | NECRIM | 3:17.79 | — | — |
| 3 | Catherine Wang | 12 | NECRIM | 3:18.22 | — | 217 |
| 4 | Louise Ting | 10 | NECRA | 3:18.69 | — | — |
| 4 | Emma Tseng | 12 | NECRIM | 3:19.81 | — | 212 |
| 5 | Olivia Yu | 10 | NECS | 3:25.20 | — | — |
| 6 | Zoe Gu | 10 | NECRIM | 3:29.31 | — | — |
| 4 | Lazarus Milkin | 10 | NECRIM | 3:30.76 | — | — |
| 5 | Hazel Carey | 11 | NECRIM | 3:39.28 | — | 195 |
| 6 | Jessica Gibson | 11 | NECRIM | 3:39.93 | — | 193 |
| 7 | Sophie Heayn | 11 | NECRIM | 3:48.48 | — | 172 |
| 7 | Amelie Moreno | 9 | NECRIM | 3:50.45 | — | — |
| 8 | Ava Xing | 10 | NECRIM | 3:58.04 | — | — |
| 5 | Aedan Wilson | 8 | NECRIM | 4:00.49 | — | — |
| 8 | Mehr Mody | 11 | NECRIM | 4:40.95 | — | 92 |