| Place | Swimmer | Age | Club | Time | Std | Power pts |
|---|---|---|---|---|---|---|
| 1 | Nam Truong | 16 | MNAQJT | 55.42 | — | 598 |
| 2 | Victoria Sigfrid | 18 | MNAQJT | 1:03.26 | — | 528 |
| 3 | Liya Dai | 14 | MNUN-E | 1:06.27 | — | 496 |
| 4 | Irene Howard | 15 | MNPRNH | 1:06.88 | — | 466 |
| 5 | Madry Breazeale | 17 | MNAQJT | 1:09.37 | — | 400 |
| 6 | Anastacia Isbell | 15 | MNAQJT | 1:10.69 | — | 394 |
| 7 | Ellie Watanabe | 16 | MNAQJT | 1:10.86 | — | 383 |
| 8 | Ethan Holm | 13 | MNFOXJ | 1:10.89 | — | 381 |
| 9 | Megan Liiste | 13 | MNAQJT | 1:14.90 | — | 366 |
| 10 | Britta Lundgren | 17 | MNPRNH | 1:15.67 | — | 308 |
| 11 | Gabrielle Gardner | 18 | MNPRNH | 1:20.36 | — | 257 |
| 12 | Amelia Smith | 13 | MNPRNH | 1:23.91 | — | 260 |
| 13 | Silas Holtan | 13 | MNMFLY | 1:33.69 | — | 165 |
| 14 | Henry Downing | 13 | MNMFLY | 1:41.16 | — | 131 |