| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Liam BARNETT | 32 | Co Cambridge | 54.56 |
| 2 | 2 | Jake MOXHAM | 17 | Co Cambridge | 55.10 |
| 3 | 3 | Jacques BONSELL | 20 | Co Cambridge | 53.52 |
| 4 | 4 | Sebastian VANDERMEER | 16 | Co Cambridge | 53.17 |
| 5 | 5 | Michael RIPPER | 18 | Co St Albans | 52.84 |
| 6 | 6 | Adam MARTIN | 19 | Potters Bar | 53.79 |
| 7 | 7 | Collins SALIBOKO | 17 | St Felix Sch | 54.31 |
| 8 | 8 | Samuel ROSE | 16 | St Felix Sch | 54.80 |