| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Bryn Sensecall | 12 | Daventry | 40.34 |
| 2 | 2 | Arthur Jaques | 12 | Daventry | 39.49 |
| 3 | 3 | Oscar Pawlowski | 12 | Corby | 38.57 |
| 4 | 4 | Milan Rotgers | 12 | Northampton | 37.59 |
| 5 | 5 | Rupert Young | 12 | Rushden | 38.24 |
| 6 | 6 | Ashton Anderson | 12 | Northampton | 38.75 |
| 7 | 7 | Henry Richards | 12 | Northampton | 40.03 |
| 8 | 8 | Dexter Sykes | 12 | Corby | 41.06 |