| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Dylan Bielby | 15 | Kettering | 40.19 |
| 2 | 2 | Euan Swanson | 15 | Rushden | 37.74 |
| 3 | 3 | Yogi Pateman | 15 | Wellingboro | 36.45 |
| 4 | 4 | Cole Angell | 15 | Kettering | 34.25 |
| 5 | 5 | Aman Thethy | 15 | Rushden | 34.36 |
| 6 | 6 | M Vasconcellos-Blanch | 15 | Nene Valley | 37.08 |
| 7 | 7 | Daniel Doyle | 15 | Kettering | 37.75 |
| 8 | 8 | Charlie Gibbs | 15 | Rushden | 40.38 |