| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Milen MERRITT | 11 | Melton M'bry | 41.02 |
| 2 | 2 | Lily-May CLARK | 10 | Melton M'bry | 40.61 |
| 3 | 3 | Connie KYLE | 11 | Leic Sharks | 39.80 |
| 4 | 4 | Ivy BROWN | 11 | Melton M'bry | 38.92 |
| 5 | 5 | Sophie LANE | 11 | Leic Sharks | 39.67 |
| 6 | 6 | Cora BUXTON | 11 | Loughborough | 40.55 |
| 7 | 7 | Isabella DERBYSHIRE | 10 | Leic Sharks | 40.90 |
| 8 | 8 | Kaiya LOCKTON | 10 | Loughborough | 41.32 |