| Final | |||||
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 1 | James Duncan | 01 | Co Salford | 55.69 |
| 1 | 2 | Benjamin Samuel | 01 | Bourmth Coll | 55.29 |
| 2 | 3 | Alex Mason | 01 | Chester Le S | 55.03 |
| 3 | 4 | Ethan Rayment | 01 | Plymouth Lea | 54.83 |
| 4 | 5 | Ben Turland | 01 | Pioneer 79 | 54.73 |
| 5 | 6 | Fynn Lewis-Gale | 01 | Co Hereford | 54.74 |
| 6 | 7 | Thomas Shepherd | 01 | Leatherhead | 54.93 |
| 7 | 8 | Matthew Burton | 01 | Maxwell | 55.05 |
| 8 | 9 | Matthew Titman | 01 | Co Cambridge | 55.44 |
| 9 | 10 | Elliot Jones | 01 | Co Milton K | 55.78 |