| Place | Swimmer | Age | Club | Time | Std | Power pts |
|---|---|---|---|---|---|---|
| 1 | Kyle Truong | — | R5LOWE | 54.02 | — | — |
| 1 | Amanda Vu | 18 | PCTOC | 55.12 | AAAA | 875 |
| 2 | Yan Suen | — | R5WSHN | 58.94 | — | — |
| 2 | Angela Nguyen | 16 | PCFOG | 1:02.11 | A | 612 |
| 3 | Cody Lieu | 15 | PCUN | 1:03.43 | B | 454 |
| 4 | Benjamin Sheetz | 17 | R5LOWE | 1:04.41 | B | 389 |
| 5 | Nicholas Xie | — | R5LOWE | 1:05.87 | — | — |
| 3 | Joyce Lee | — | R5WSHN | 1:08.34 | — | — |
| 6 | Tyler Chan | 17 | R5LICN | 1:09.11 | — | 315 |
| 4 | Alexandria Shah | 16 | R5LOWE | 1:15.13 | — | 346 |
| 7 | Dalton Brown | 18 | R5LICN | 1:36.19 | — | 114 |