| 1 | Elliott Laurent | 1:08.68 | 1:12.44 | 1:09.98 1:14.99 1:20.29 1:08.68 1:12.36 |
| 2 | Vincenzo Maria Gammino | 1:10.63 | 1:14.77 | 1:19.97 1:14.72 1:14.95 1:14.64 1:10.63 |
| 3 | Mikołaj Molski | 1:07.72 | 1:15.05 | 1:30.26 1:20.67 1:11.66 1:12.83 1:07.72 |
| 4 | Namuun Natsagdorj | 1:13.25 | 1:16.59 | 1:14.96 1:21.07 1:13.25 1:16.99 1:17.82 |
| 5 | Ronan Finke | 1:13.80 | 1:20.24 | 1:25.24 1:13.80 1:20.84 1:20.21 1:19.68 |
| 6 | CJ Furey | 1:17.07 | 1:22.41 | 1:22.98 1:25.45 1:17.07 1:22.10 1:22.16 |
| 7 | Ben Timmons | 1:13.44 | 1:23.13 | 1:33.57 1:21.07 1:33.46 1:14.86 1:13.44 |
| 8 | Enda Loftus | 1:16.23 | 1:27.26 | 1:33.26 1:27.29 1:29.47 1:25.02 1:16.23 |
| 9 | Adam Bermingham | 1:20.09 | 1:30.13 | 1:24.67 1:38.81 1:20.09 1:35.59 1:30.14 |
| 10 | Jane Kelly | 1:31.43 | 1:35.04 | 1:37.33 1:31.43 1:35.44 1:33.35 1:36.32 |
| 11 | Rían Burke | 1:31.82 | 1:35.66 | 1:34.70 1:38.15 1:38.43 1:34.13 1:31.82 |
| 12 | Onome Brownly-Otiede | 1:27.33 | 1:35.94 | 1:43.94 1:27.33 1:45.78 1:34.91 1:28.97 |
| 13 | Tadhg Keating | 1:28.36 | 1:39.09 | 1:28.36 1:34.66 1:43.05 1:41.98 1:40.63 |
| 14 | Tadhg Kelly | 1:27.79 | 1:39.89 | 1:44.22 1:40.28 1:42.49 1:27.79 1:36.89 |
| 15 | Conor Smith | 1:38.35 | 1:45.96 | 1:41.12 1:53.68 1:38.35 1:47.42 1:49.34 |
| 16 | Xavier Skorulski | 1:40.09 | 1:52.69 | 2:14.03 1:51.03 1:48.07 1:40.09 1:58.97 |
| 17 | Daithí O'Connor | 1:36.48 | 1:52.81 | 2:08.32 1:57.02 1:36.48 1:44.51 1:56.89 |
| 18 | Efrain Tharian | 1:48.09 | 1:54.04 | 2:05.57 1:48.09 1:58.47 1:52.28 1:51.38 |
| 19 | Simon Kelly | 1:46.81 | 1:56.47 | 1:46.81 2:02.16 1:50.60 2:00.02 1:58.78 |
| 20 | Cormac Finke | 1:53.41 | 1:58.49 | 2:03.08 2:17.32 1:56.28 1:56.11 1:53.41 |
| 21 | Seán O'Toole | 1:50.78 | 2:02.35 | 2:05.88 3:00.88 2:06.18 1:54.98 1:50.78 |
| 22 | Sinéad Cleary | 1:48.13 | 2:04.11 | 2:06.83 2:44.20 1:48.13 1:56.13 2:09.38 |
| 23 | Lucas Patrick Dowling | 1:52.40 | 2:04.79 | 2:06.61 1:52.40 2:04.65 2:03.10 2:12.16 |
| 24 | Tymon Szalinski | 1:54.15 | 2:05.88 | 2:03.13 2:15.22 1:54.15 2:05.86 2:08.65 |
| 25 | Aidan Browne | 1:53.17 | 2:09.02 | 1:53.17 2:10.50 2:10.75 2:05.80 2:12.28 |
| 26 | Jack Corr | 2:14.59 | 2:21.48 | 2:19.74 2:18.93 2:14.59 2:26.64 2:25.78 |
| 27 | Oisín Olwill | 2:13.20 | 2:27.58 | 2:41.19 2:23.82 2:13.20 2:34.46 2:24.46 |
| 28 | James Hughes | 2:23.33 | 2:31.38 | 2:27.53 2:28.28 3:03.20 2:38.32 2:23.33 |
| 29 | Chiara Marcucci | 2:29.14 | 2:53.59 | 2:52.43 2:29.14 2:42.50 3:09.34 3:05.85 |
| 30 | Jonah O'Driscoll | 2:37.50 | — | 2:37.50 2:45.73 — — — |
| 31 | Donnacha Ryan | 2:39.08 | — | 2:39.08 3:22.17 — — — |
| 32 | Maurice Hunt | 2:47.49 | — | 2:56.20 2:47.49 — — — |
| 33 | Peter Taylor | 2:50.18 | — | 2:50.18 3:30.38 — — — |
| 34 | Rose O'Neill | 2:51.31 | — | 2:51.31 2:52.81 — — — |
| 35 | Aran Mitchell | 2:56.78 | — | 2:56.78 DNF — — — |
| 36 | Tom Doherty | 2:56.89 | — | 2:59.68 2:56.89 — — — |
| 37 | Jamie Blennerhassett | 3:08.34 | — | 3:08.34 3:22.79 — — — |
| 38 | Róisín Brennan | 3:11.52 | — | 3:11.52 3:12.01 — — — |
| 39 | Lee Dearn | 3:14.22 | — | DNF 3:14.22 — — — |
| 40 | Tadhg Beckett | 3:15.50 | — | 3:15.50 3:33.15 — — — |
| 41 | Rian McDermott | 3:28.17 | — | 3:40.56 3:28.17 — — — |
| 42 | Richard Gravitis | 3:28.61 | — | DNF 3:28.61 — — — |
| 43 | Kenna Lyons | 3:43.47 | — | 3:46.05 3:43.47 — — — |
| 44 | Callie LePage | DNF | — | DNF DNS — — — |
| 44 | Diarmuid O'Donovan | DNF | — | DNF DNF — — — |