1.225km 30m
| Pos | Name | Club | Country | Age Class | Time |
|---|---|---|---|---|---|
| 1st | Ruairi Long | AJAX | IRL | M12 | 9:41 |
| 2nd | Alastair Thomas | WCOC | GBR | M12 | 10:35 |
| 3rd | Jake Chapman | MAROC | GBR | M12 | 10:53 |
| 4th | Aslak Heimdal | Konnerud IL | NOR | M12 | 11:06 |
| 5th | Zac Hudd | BOK | GBR | M12 | 11:09 |
| 6th | Rowan White | INVOC | GBR | M12 | 12:05 |
| 7th | JøRgen Baklid | Konnerud IL | NOR | M12 | 12:10 |
| 8th | Thomas Jarvis | SO | GBR | M12 | 12:55 |
| 9th | James McCann | MDOC | GBR | M12 | 12:56 |
| 10th | Ciaran Kearns | Fingal | IRL | M12 | 13:10 |
| 11th | Callum Hunter | ECKO | GBR | M12 | 13:51 |
| 12th | James Dean | DEVON | GBR | M12 | 13:52 |
| 13th | Freddie Carcas | INT | GBR | M12 | 14:00 |
| 14th= | Dara O'Cleirigh | AJAX | IRL | M12 | 16:35 |
| 14th= | Peter Errington | HH | GBR | M12 | 16:35 |
| 16th | Cameryn Kelly Morrish | BVOC | IRL | M12 | 16:44 |
| 17th | Viking Freij | Snattringe SK | SWE | M12 | 17:22 |
| 18th | Joseph Wright | MAROC | GBR | M12 | 18:39 |
| 19th | Eoghan Knight | LVO | IRL | M12 | 19:33 |
| 20th | Joe Uprichard | DVO | GBR | M12 | 21:22 |
| 21st | Mattias Kallhauge | Snattringe SK | SWE | M12 | 21:59 |
| 22nd | Joe Fielding | HH | GBR | M12 | 36:35 |
| 23rd | Charlie Butterworth | LOC | GBR | M12 | 49:37 |
| mp | James Ackland | INT | GBR | M12 | 10:04 |
| mp | LiéVin Crefcoeur | TAD | BEL | M12 | 11:19 |
| mp | Codí Kelly Morrish | BVOC | IRL | M12 | 20:42 |