| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Jack Hill | 17 | Linslade | 55.57 |
| 2 | 2 | James Speers | 19 | Basildon Ph | 53.89 |
| 3 | 3 | Nathan Wells | 24 | West Norfolk | 53.57 |
| 4 | 4 | Ben Blowers | 20 | Co Norwich | 53.38 |
| 5 | 5 | Reese Housden | 20 | Hemel Hemp | 53.55 |
| 6 | 6 | Jacques Bonsell | 23 | Co Cambridge | 53.64 |
| 7 | 7 | Marin De Villard | 17 | St Felix Sch | 54.07 |
| 8 | 8 | Ashley Coombs | 21 | Bushey | 55.70 |