| Place | Swimmer | Age | Club | Time | Std | Power pts |
|---|---|---|---|---|---|---|
| — | Jeremy Tan | 18 | PCUN | 50.60 | — | 784 |
| 1 | Jeremy Tan | 18 | PCUN | 51.25 | — | 754 |
| 2 | Ryan Musich | 16 | PCBAC | 55.59 | — | 630 |
| — | Ryan Musich | 16 | PCBAC | 55.72 | — | 625 |
| — | Dane Potter | 16 | TENO | 56.26 | — | 608 |
| 3 | Mateo Truong | 16 | PCBAC | 57.33 | — | 574 |
| 4 | Dane Potter | 16 | TENO | 57.43 | — | 571 |
| — | Mateo Truong | 16 | PCBAC | 58.59 | — | 538 |
| — | Calista Lynch | 16 | PCPASA | 59.50 | — | 696 |
| 1 | Calista Lynch | 16 | PCPASA | 59.52 | — | 695 |
| — | Samantha Lin | 15 | PCBAC | 59.94 | — | 690 |
| 2 | Samantha Lin | 15 | PCBAC | 1:00.85 | — | 659 |
| — | Joshua Hendarto | 17 | PCUN | 1:03.42 | — | 407 |
| 5 | Joshua Hendarto | 17 | PCUN | 1:03.47 | — | 406 |
| — | Louisa Kearns | 15 | HMBA | 1:07.92 | — | 474 |
| — | Angelina Tam | 16 | PCSSF | 1:08.08 | — | 465 |
| 4 | Louisa Kearns | 15 | HMBA | 1:08.20 | — | 468 |
| 5 | Angelina Tam | 16 | PCSSF | 1:08.57 | — | 455 |
| 6 | Emmylou Seftel | 17 | PCUN | 1:10.09 | — | 426 |
| — | Emmylou Seftel | 17 | PCUN | 1:11.61 | — | 399 |
| 8 | Alyzza Pascual | 18 | PCUN | 1:12.03 | — | 392 |
| — | Alyzza Pascual | 18 | PCUN | 1:12.18 | — | 390 |
| 8 | William Tun | 15 | PCDCD | 1:13.71 | — | 289 |
| — | Andrey Liu | 16 | PCUN | 1:13.76 | — | 270 |
| 9 | Madison Lam | 15 | WSMR | 1:14.44 | — | 360 |
| — | William Tun | 15 | PCDCD | 1:15.15 | — | 273 |
| — | Madison Lam | 15 | WSMR | 1:16.27 | — | 335 |