| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Iestyn Cole | 16 | Plymouth Lea | 56.82 |
| 1 | 2 | Wolfram O'Connor | 16 | Plymouth Lea | 56.37 |
| 2 | 3 | Joshua Lawson | 16 | Millfield | 56.11 |
| 3 | 4 | Edward Lee | 16 | Plymouth Lea | 55.47 |
| 4 | 5 | Louis Barker | 16 | Millfield | 54.33 |
| 5 | 6 | Brodie Williams | 16 | Millfield | 54.89 |
| 6 | 7 | Oliver Manser | 16 | Millfield | 55.85 |
| 7 | 8 | Angus Jarvis | 16 | N Cornwall | 56.23 |
| 8 | 9 | Oliver Palmer | 16 | Exeter City | 56.65 |
| 9 | 10 | Benjamin Phelps | 16 | Soundwell | 57.14 |