| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Zachary ANSELL | 14 | Thanet Swim | 1:22.04 |
| 1 | 2 | Arian KURMANBAYEV | 14 | Tonbridge | 1:21.10 |
| 2 | 3 | Aaron CHEN | 14 | Gwich Royals | 1:20.33 |
| 3 | 4 | Oliver RATCHFORD | 14 | Sevenoaks | 1:17.11 |
| 4 | 5 | Hayden SANDERS | 14 | Bromley | 1:09.58 |
| 5 | 6 | Jake MOK | 14 | Sevenoaks | 1:13.57 |
| 6 | 7 | Arthur DRIVER | 14 | Bromley | 1:19.56 |
| 7 | 8 | Reuben SMITH | 14 | Thanet Swim | 1:20.75 |
| 8 | 9 | Noah TEODORESCU | 14 | Maidstone SC | 1:21.36 |
| 9 | 10 | Lucas BOND | 14 | Orpington OJ | 1:22.50 |