| 1 | Kevin Hays | 1:21.49 | 1:22.36 | 1:22.32 1:23.28 1:21.49 — — |
| 2 | William Greninger | 1:28.76 | 1:35.54 | 1:28.76 1:39.71 1:38.14 — — |
| 3 | Max Siauw | 1:34.57 | 1:35.56 | 1:35.37 1:36.73 1:34.57 — — |
| 4 | Sameer Aggarwal | 1:48.09 | 1:55.00 | 2:08.14 1:48.77 1:48.09 — — |
| 5 | Quan Trần Thanh Lương | 1:50.54 | 1:56.82 | 1:54.31 1:50.54 2:05.62 — — |
| 6 | Ethan George Hayes | 2:01.40 | 2:11.09 | 2:17.41 2:01.40 2:14.46 — — |
| 7 | Dylan O'Meara | 2:28.66 | 2:43.45 | 2:54.22 2:47.47 2:28.66 — — |
| 8 | Henry Spear | 2:39.36 | 2:44.53 | 2:43.40 2:39.36 2:50.84 — — |
| 9 | Sebastian Valdes | 2:39.73 | 2:45.33 | 2:39.73 2:45.92 2:50.34 — — |
| 10 | Ishaan Bansal | 2:36.20 | 2:53.50 | 2:36.20 2:49.79 3:14.50 — — |
| 11 | Anishk Arora | 2:46.64 | 2:56.37 | 2:58.84 2:46.64 3:03.64 — — |
| 12 | Jonathan Pan | 2:49.87 | 3:07.07 | 3:19.30 3:12.04 2:49.87 — — |
| 13 | Reajnithdra Thesis Ly | 2:43.28 | 3:07.18 | 2:43.28 3:01.86 3:36.39 — — |
| 14 | Ayden Kainalu A. Bueno | 3:09.43 | 3:22.35 | 3:25.71 3:31.90 3:09.43 — — |
| 15 | River Alvarran Belz | 3:14.53 | 3:26.21 | 3:39.62 3:24.48 3:14.53 — — |
| 16 | Jeremiah Rummerfield | 3:19.55 | 3:34.90 | 3:41.98 3:19.55 3:43.16 — — |
| 17 | Saharsh Sai Vontela | 3:11.63 | DNF | 3:11.63 3:35.15 DNF — — |
| 18 | Miles Goodman | 4:07.99 | — | 4:07.99 — — — — |
| 19 | Liv Coverdale | 5:57.61 | — | 5:57.61 — — — — |
| 20 | Christopher Fandrich | DNF | — | DNF — — — — |