| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Alfie BARRETT | 11 | Leighton Buz | 51.38 |
| 2 | 2 | Finley KIERNAN | 11 | Team Luton | 50.65 |
| 3 | 3 | Archie CLARKE | 11 | Flitwick | 48.89 |
| 4 | 4 | Oliver BRADSHAW | 11 | Dunstable | 44.64 |
| 5 | 5 | Daniel BLIGHT | 11 | Modernian | 48.26 |
| 6 | 6 | Joe VESZTROCY | 11 | Flitwick | 50.29 |
| 7 | 7 | Charles BRADSHAW | 11 | Leighton Buz | 51.36 |
| 8 | 8 | Ryan CLOSE | 10 | Biggleswade | 51.54 |