| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | James DAWE | 22 | Co Bristol | 53.33 |
| 1 | 2 | Matthew WILLIAMS | 21 | Plymouth Lea | 53.12 |
| 2 | 3 | Thomas KINGHAM | 18 | Millfield | 52.65 |
| 3 | 4 | Thomas SINCLAIR | 18 | Aquae Sulis | 52.56 |
| 4 | 5 | Louis BARKER | 17 | Millfield | 52.13 |
| 5 | 6 | Darren LIM | 18 | Plymouth Lea | 52.29 |
| 6 | 7 | Thomas FANNON | 18 | Plymouth Lea | 52.61 |
| 7 | 8 | Samuel IRVINE | 19 | Millfield | 52.85 |
| 8 | 9 | Louis PHILLIPS | 20 | Plymouth Lea | 53.18 |
| 9 | 10 | Jeffrey CHEN | 20 | Millfield | 53.42 |