| Final | ||||||
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 1 | Reilly Shanahan | 15 | S9 | Shrewsbury | 5:55.62 |
| 1 | 2 | Daniel Bennett | 19 | S8 | Gloucester | 5:30.72 |
| 2 | 3 | Tom Piggott | 15 | S10 | Shrewsbury | 4:58.01 |
| 3 | 4 | Oliver Carter | 15 | S10 | Cupar | 4:43.11 |
| 4 | 5 | Jaxon Simmons | 15 | S13 | Co Peterboro | 4:38.37 |
| 5 | 6 | Craig McNeil | 18 | S10 | SwimTrafford | 4:39.52 |
| 6 | 7 | Callum Pearson | 19 | S10 | Hastings | 4:50.23 |
| 7 | 8 | Arthur Morley | 16 | S9 | Fareham N'ds | 5:13.94 |
| 8 | 9 | Matthew Rishworth | 13 | S10 | Staines | 5:35.05 |
| 9 | 10 | Matthew Harding | 16 | S6 | Wirral Metro | 6:21.83 |