| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Benjamin Roberts | 15 | Grantham | 53.49 |
| 2 | 2 | M Vasconcellos-Blanch | 16 | Rushden | 53.27 |
| 3 | 3 | Ethan Soppett-Moss | 15 | Corby | 53.12 |
| 4 | 4 | Harry Milne | 16 | Repton | 50.59 |
| 5 | 5 | Austyn Manley | 14 | Repton | 52.71 |
| 6 | 6 | Ewan Cox | 16 | Repton | 53.16 |
| 7 | 7 | Roman Levchenko | 16 | Derby Excel | 53.33 |
| 8 | 8 | Martin Iankov | 16 | Repton | 53.95 |