| B Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Frank LAMB | 16 | Co Peterboro | 56.57 |
| 1 | 2 | Amir ZAHOUANI | 17 | Bo Waltham F | 56.48 |
| 2 | 3 | Josh DRURY-TEW | 16 | Co Birm'ham | 56.41 |
| 3 | 4 | Robert CHRISTIAN | 18 | AJ Newcastle | 56.14 |
| 4 | 5 | Cameron RHODES | 20 | Rotherham Mo | 55.89 |
| 5 | 6 | Samuel NAYLOR | 25 | Co Bradford | 56.07 |
| 6 | 7 | Mir AL-DABAK | 15 | Stockport Mo | 56.33 |
| 7 | 8 | Kaiden HITCHINS | 15 | Co Birm'ham | 56.46 |
| 8 | 9 | Finn ARNOLD | 16 | Co Liverpool | 56.53 |
| 9 | 10 | James DOBNEY | 21 | Grantham | 56.71 |