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| 1 | 5 |  | Luke Van Oudtshoorn | 00:15:13 | Male | 1 | Medway Tri | 00:05:14 | 00:02:54 | 00:03:31 | 00:03:33 |
| 2 | 3 | | Ethan Fincham | 00:15:45 | Male | 2 | Team Synergy | 00:05:26 | 00:03:01 | 00:03:40 | 00:03:37 |
| 3 | 4 | | Joseph Martin | 00:15:52 | Male | 3 | Preston Park Youth CC | 00:05:43 | 00:03:01 | 00:03:35 | 00:03:32 |
| 4 | 16 | | Matyas Sinko | 00:16:07 | Male | 4 | none | 00:05:36 | 00:03:10 | 00:03:45 | 00:03:35 |
| 5 | 6 | | Hamish Reilly | 00:16:18 | Male | 5 | Ocean Lake Triathlon | 00:05:56 | 00:03:08 | 00:03:39 | 00:03:35 |
| 6 | 23 | | Ben Clarke | 00:16:55 | Male | 6 | none | 00:05:39 | 00:03:16 | 00:04:00 | 00:04:00 |
| 7 | 26 | | Edward Armitage | 00:17:00 | Male | 7 | Bodyworks XTC | 00:06:23 | 00:03:12 | 00:03:47 | 00:03:37 |
| 8 | 19 | | Mack Downey | 00:17:01 | Male | 8 | Comet Triathlon Club | 00:06:07 | 00:03:20 | 00:03:50 | 00:03:43 |
| 9 | 27 | | Sam Clarke | 00:17:02 | Male | 9 | Atlantis SC/ Horsham Blue Star Harriers | 00:06:13 | 00:03:16 | 00:03:49 | 00:03:44 |
| 10 | 13 | | Amelia Wright | 00:17:11 | Female | 1 | Atlantis | 00:05:37 | 00:03:21 | 00:04:08 | 00:04:05 |
| 11 | 22 | | Ella Peters | 00:17:22 | Female | 2 | Jetstream Tri Club | 00:05:50 | 00:03:29 | 00:04:04 | 00:03:59 |
| 12 | 21 | | Jessica Mayer | 00:17:25 | Female | 3 | none | 00:05:43 | 00:03:27 | 00:04:08 | 00:04:05 |
| 13 | 2 | | Alex Chilton | 00:17:41 | Male | 10 | Crystal Palace Triathletes | 00:05:47 | 00:03:23 | 00:04:03 | 00:04:27 |
| 14 | 18 | | Lara-Louise Gough | 00:17:59 | Female | 4 | Ocean Lake Triathlon | 00:05:48 | 00:03:31 | 00:04:23 | 00:04:15 |
| 15 | 14 | | Matthew Howson | 00:18:00 | Male | 11 | Medway Tri | 00:06:53 | 00:03:20 | 00:03:58 | 00:03:49 |
| 16 | 38 | | Katie Painter | 00:18:20 | Female | 5 | Medway Tri | 00:06:34 | 00:03:28 | 00:04:10 | 00:04:08 |
| 17 | 12 | | Ethel Whyman | 00:18:25 | Female | 6 | Atlantis Swimming Club, Horsham | 00:05:45 | 00:03:45 | 00:04:32 | 00:04:21 |
| 18 | 1 | | Jacob Patterson | 00:18:34 | Male | 12 | Optima Racing Team | 00:05:27 | 00:03:09 | 00:04:45 | 00:05:11 |
| 19 | 40 | | Luca Treadwell | 00:18:35 | Male | 13 | Greenwich Tritons | 00:07:02 | 00:03:25 | 00:04:08 | 00:03:59 |
| 20 | 56 | | Oskar Murmann | 00:18:38 | Male | 14 | Crystal Palace Triathletes | 00:06:35 | 00:03:31 | 00:04:19 | 00:04:12 |
| 21 | 30 | | Fenella Challinor | 00:18:46 | Female | 7 | Thames Turbo | 00:06:37 | 00:03:33 | 00:04:17 | 00:04:17 |
| 22 | 29 | | Oliver Curd | 00:18:49 | Male | 15 | Medway Tri | 00:06:32 | 00:03:50 | 00:04:29 | 00:03:57 |
| 23 | 15 | | Roxy Proctor | 00:18:50 | Female | 8 | Croydon Amphibians | 00:05:58 | 00:03:47 | 00:04:39 | 00:04:25 |
| 24 | 34 | | Emily Heasman | 00:18:59 | Female | 9 | Ocean Lake Triathlon | 00:07:01 | 00:03:36 | 00:04:12 | 00:04:09 |
| 25 | 25 | | Georgie Clarke | 00:19:02 | Female | 10 | none | 00:06:58 | 00:03:33 | 00:04:19 | 00:04:12 |
| 26 | 60 | | Joe Levine | 00:19:11 | Male | 16 | Westcroft Triathlon Club | 00:07:34 | 00:03:29 | 00:04:03 | 00:04:04 |
| 27 | 44 | | Charlie Hughes | 00:19:13 | Male | 17 | Thames Turbo | 00:07:30 | 00:03:33 | 00:04:05 | 00:04:04 |
| 28 | 39 | | Sophie Painter | 00:19:13 | Female | 11 | Medway Tri | 00:06:58 | 00:03:39 | 00:04:19 | 00:04:16 |
| 29 | 28 | | Amy Beattie | 00:19:16 | Female | 12 | South London Harriers | 00:07:17 | 00:03:26 | 00:04:15 | 00:04:17 |
| 30 | 45 | | Poppy Jensen | 00:19:19 | Female | 13 | Comet Triathlon Club | 00:07:08 | 00:03:24 | 00:04:20 | 00:04:25 |
| 31 | 8 | | Antonio Dhanecha | 00:19:22 | Male | 18 | Ocean Lake Tri | 00:06:44 | 00:03:36 | 00:04:29 | 00:04:32 |
| 32 | 41 | | Lottie Hull | 00:19:24 | Female | 14 | Crystal Palace Triathletes | 00:06:44 | 00:03:40 | 00:04:32 | 00:04:27 |
| 33 | 10 | | Ryan Mullen | 00:19:26 | Male | 19 | Thames Turbo | 00:07:28 | 00:03:31 | 00:04:12 | 00:04:14 |
| 34 | 49 | | Mitch Keay | 00:19:32 | Male | 20 | Cheam Marcuda SC | 00:06:50 | 00:03:47 | 00:04:39 | 00:04:15 |
| 35 | 36 | | Gabby Horner | 00:19:37 | Female | 15 | Medway Tri | 00:06:37 | 00:03:50 | 00:04:44 | 00:04:26 |
| 36 | 33 | | Owen Hollands | 00:19:46 | Male | 21 | Medway Tri | 00:06:47 | 00:03:42 | 00:04:48 | 00:04:26 |
| 37 | 11 | | Agatha Skelton | 00:19:52 | Female | 16 | Ocean Lake Triathlon | 00:06:03 | 00:03:40 | 00:04:58 | 00:05:10 |
| 38 | 54 | | Harry Ives | 00:19:53 | Male | 22 | Medway Tri | 00:07:50 | 00:03:38 | 00:04:15 | 00:04:08 |
| 39 | 58 | | Harvey Knight | 00:19:53 | Male | 23 | Thames Turbo | 00:08:07 | 00:03:31 | 00:04:08 | 00:04:06 |
| 40 | 37 | | Liam Lockwood | 00:20:04 | Male | 24 | Greenwich Tritons | 00:07:08 | 00:03:50 | 00:04:41 | 00:04:25 |
| 41 | 35 | | Tallulah Penney | 00:20:09 | Female | 17 | Optima Racing Team | 00:07:02 | 00:03:46 | 00:04:42 | 00:04:38 |
| 42 | 55 | | Emily Jagger | 00:20:16 | Female | 18 | Sutton Athletics | 00:07:41 | 00:03:42 | 00:04:29 | 00:04:21 |
| 43 | 47 | | Sophia Luck | 00:20:17 | Female | 19 | none | 00:07:23 | 00:03:51 | 00:04:37 | 00:04:25 |
| 44 | 52 | | Isobel Goodger | 00:20:25 | Female | 20 | Thames Turbo | 00:07:24 | 00:03:47 | 00:04:39 | 00:04:33 |
| 45 | 50 | | Ciara Aldous | 00:20:43 | Female | 21 | Thames Turbo | 00:07:18 | 00:04:01 | 00:04:46 | 00:04:36 |
| 46 | 31 | | Verity Parnham | 00:20:44 | Female | 22 | Thames Turbo | 00:07:04 | 00:04:07 | 00:04:54 | 00:04:38 |
| 47 | 51 | | Sam Clark | 00:20:45 | Male | 25 | Thames Turbo | 00:07:20 | 00:03:54 | 00:04:46 | 00:04:44 |
| 48 | 24 | | George Clarke | 00:20:53 | Male | 26 | Ocean Lake Triathlon | 00:05:59 | 00:04:11 | 00:05:02 | 00:05:40 |
| 49 | 61 | | Emma Hillier | 00:21:26 | Female | 23 | Ocean Lake Triathlon | 00:08:48 | 00:03:37 | 00:04:38 | 00:04:21 |
| 50 | 57 | | Emma Hurdle | 00:21:37 | Female | 24 | Thames Turbo | 00:08:06 | 00:03:53 | 00:04:56 | 00:04:42 |