| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Alec WEGOREK | 10 | Bromley | 40.14 |
| 1 | 2 | Jack HICKS | 11 | Herne Bay | 39.56 |
| 2 | 3 | Alexander LVOV | 11 | Gwich Royals | 39.48 |
| 3 | 4 | Albert MACK | 11 | Gwich Royals | 39.35 |
| 4 | 5 | William CRAGGS | 11 | Gwich Royals | 38.36 |
| 5 | 6 | Thomas SALTER | 10 | Edenbridge | 38.87 |
| 6 | 7 | Aaron DAVIES | 10 | Bromley | 39.46 |
| 7 | 8 | Parker POLLARD | 11 | Thanet Swim | 39.54 |
| 8 | 9 | Sam SLOAN | 11 | Maidstone SC | 39.98 |
| 9 | 10 | Kai O'DONNELL | 11 | Dartford | 40.23 |