| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Alexander Chen | 15 | Camden Swiss | 1:10.87 |
| 1 | 2 | Jack Smith | 15 | Cockermouth | 1:10.58 |
| 2 | 3 | Harvey Quiddington | 15 | Barnet Copt | 1:10.37 |
| 3 | 4 | David Eddy | 15 | Wycombe Dist | 1:10.16 |
| 4 | 5 | Alexander Casey | 15 | Co Leicester | 1:09.59 |
| 5 | 6 | Oscar Miles | 15 | Thanet Swim | 1:10.12 |
| 6 | 7 | Joe Stratton | 15 | StaffordApex | 1:10.16 |
| 7 | 8 | Donatas Dragasius | 15 | Camden Swiss | 1:10.37 |
| 8 | 9 | Barney Howarth-Osborne | 15 | Sheffield C | 1:10.87 |
| 9 | 10 | Hosea Waweru | 15 | Co Leicester | 1:10.88 |