| 1 | Jonathan Charlesworth | 57.73 | 1:01.22 | 59.61 57.73 1:07.26 1:01.64 1:02.40 |
| 2 | Joshua Hounslow | 1:00.72 | 1:05.50 | 1:11.28 1:06.06 1:04.97 1:05.48 1:00.72 |
| 3 | Tyler Williams | 1:03.79 | 1:09.12 | 1:09.78 1:10.59 1:06.98 1:16.67 1:03.79 |
| 4 | Alevio Hamizan Ersha | 1:07.41 | 1:11.15 | 1:10.57 1:12.16 1:16.82 1:07.41 1:10.73 |
| 5 | Jeann Valdez | 1:04.86 | 1:11.31 | 1:15.00 1:04.86 1:25.48 1:09.16 1:09.76 |
| 6 | Jaxon Foster | 1:05.23 | 1:15.05 | 1:05.23 1:35.80 1:32.88 1:06.27 1:06.01 |
| 7 | Jay Calter | 1:11.52 | 1:15.38 | 1:16.14 1:11.52 1:14.50 1:17.51 1:15.49 |
| 8 | Eshiel Benzion Narayanan | 1:12.76 | 1:19.25 | 1:19.38 1:12.76 1:17.79 1:31.02 1:20.58 |
| 9 | Jeremy Foott | 1:06.51 | 1:21.22 | 1:42.01 1:15.51 1:27.86 1:06.51 1:20.28 |
| 10 | Charlie van Ooran | 1:13.62 | 1:22.11 | 1:24.89 1:23.82 1:21.79 1:20.73 1:13.62 |
| 11 | Amy Smith | 1:20.06 | 1:23.96 | 1:34.54 1:25.05 1:26.12 1:20.71 1:20.06 |
| 12 | Alvaro Haidar Ersha | 1:22.88 | 1:27.14 | 1:23.73 1:33.64 1:22.88 1:29.30 1:28.38 |
| 13 | Lachlan Stephens | 1:16.74 | 1:33.71 | 1:27.30 2:14.99 1:48.13 1:16.74 1:25.70 |
| 14 | Regan Roberts | 1:23.81 | 1:33.98 | 1:33.61 1:35.57 1:23.81 1:42.35 1:32.76 |
| 15 | Lucius Leong | 1:42.73 | 1:50.45 | 1:53.26 1:43.23 1:57.66 1:42.73 1:54.86 |
| 16 | James Holdsworth | 1:44.32 | 1:50.48 | 1:49.06 1:57.70 1:44.69 1:44.32 2:05.85 |
| 17 | Jonathan Pang | 1:52.97 | 2:00.12 | 2:09.75 2:06.90 1:52.97 1:58.23 1:55.23 |
| 18 | Aaron Espiritu | 1:46.84 | 2:02.70 | 2:20.96 1:52.08 2:18.12 1:46.84 1:57.90 |
| 19 | Ethan Caalim | 1:57.98 | 2:08.87 | 2:09.06 2:20.70 2:08.20 1:57.98 2:09.34 |
| 20 | Carter Barnes | 1:54.07 | 2:12.76 | 2:27.70 1:54.07 2:06.43 2:36.83 2:04.14 |
| 21 | Vishwath Srinivasan | 2:24.39 | 2:35.89 | 2:29.49 2:24.39 2:52.74 2:28.80 2:49.37 |
| 22 | Elliot Garvey | 2:31.40 | 2:42.32 | 2:34.69 2:51.48 2:40.78 3:08.76 2:31.40 |
| 23 | Elodie Smith | 2:45.98 | — | 2:45.98 2:49.75 — — — |
| 24 | Declan Sander | 3:08.01 | — | 3:08.01 3:29.01 — — — |
| 25 | Christopher Tan | 3:08.31 | — | 3:08.31 3:20.27 — — — |
| 26 | Luke Waugh | 3:10.59 | — | DNF 3:10.59 — — — |
| 27 | George Pedigo | 3:25.13 | — | 3:59.25 3:25.13 — — — |
| 28 | Aiden Wang | 3:34.09 | — | 3:36.14 3:34.09 — — — |
| 29 | Aadi Balaji | 3:42.46 | — | 3:42.46 3:43.33 — — — |
| 30 | Braden Muriwai | 3:44.39 | — | 3:44.39 3:57.11 — — — |