| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Alexander TOLLIT | 16 | RTW Monson | 1:13.84 |
| 1 | 2 | Gregor HUTCHISON | 16 | Thanet Swim | 1:12.82 |
| 2 | 3 | Tom HAWKINS | 16 | RTW Monson | 1:12.11 |
| 3 | 4 | Oliver WARNER | 16 | Bromley | 1:11.11 |
| 4 | 5 | Joshua INGLIS | 16 | Bromley | 1:05.70 |
| 5 | 6 | Finley GILHAM | 16 | Bromley | 1:08.08 |
| 6 | 7 | Demi ALLI | 16 | Sevenoaks | 1:11.16 |
| 7 | 8 | Nam LE | 16 | Bexley | 1:12.34 |
| 8 | 9 | Henry NORMAN | 16 | Bromley | 1:13.65 |
| 9 | 10 | Aldo BOTTAZZI | 16 | Gwich Royals | 1:14.69 |