| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Harry CONSTANTINE | 15 | Hatfield | 52.69 |
| 2 | 2 | Daniel LEIGH | 16 | Co Peterboro | 52.59 |
| 3 | 3 | Conor HARROLD | 22 | Basildon Ph | 51.85 |
| 4 | 4 | William KEARSEY | 18 | Hatfield | 51.09 |
| 5 | 5 | Regan LLOYD | 18 | teamipswich | 51.21 |
| 6 | 6 | Peter WEBSTER | 17 | Hatfield | 52.32 |
| 7 | 7 | Luke TURLEY | 15 | Hatfield | 52.68 |
| 8 | 8 | Mark LEAMON | 28 | Co Cambridge | 53.10 |