| Place | Swimmer | Age | Club | Time | Std | Power pts |
|---|---|---|---|---|---|---|
| 1 | Lance Zuniga | 15 | PCLAKE | 18:21.51 | — | 536 |
| 2 | James Cosman | 16 | UTCOUG | 18:22.07 | — | 513 |
| 1 | Eleanor Raker | 13 | PCCARS | 19:10.44 | A | 619 |
| 3 | Dillon Lara | 15 | REED | 19:33.69 | — | 443 |
| 2 | Lena Minetto | 14 | MCQ | 19:37.98 | — | 550 |
| 1 | Arene LeBlanc | 15 | PCCARS | 20:06.56 | — | 497 |
| 3 | Amelia Grieve | 14 | PCLAKE | 20:34.89 | — | 477 |
| 4 | Jacques Peuchaud | 15 | PCRENO | 20:49.78 | — | 367 |
| 2 | Maddi Simpson | 15 | PCRENO | 21:00.99 | — | 435 |
| 4 | Ava Hane | 14 | PCNNA | 21:12.11 | — | 437 |
| 1 | Leif Morway | 14 | PCCARS | 21:27.36 | — | 358 |
| 3 | Keira Duffy | 15 | PCDDST | 21:27.84 | — | 409 |
| 5 | MacKenzie Pierce | 13 | PCCARS | 21:59.75 | B | 410 |
| 2 | Timothy Gleason | 13 | DOUG | 22:09.54 | — | 359 |
| 6 | Isabella Pflieger | 14 | PCRENO | 22:28.94 | — | 366 |
| 7 | Maris Durant-Bender | 14 | SNSMST | 22:39.91 | — | 357 |
| 8 | Sydney Ingram | 14 | PCCARS | 24:13.19 | — | 293 |