| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Maisie Wilkes | 15 | Chesterfield | 1:16.81 |
| 2 | 2 | Amelia Denham | 16 | Chesterfield | 1:15.70 |
| 3 | 3 | Alice Wallinger | 15 | Wellingboro | 1:14.00 |
| 4 | 4 | Macey Brough | 14 | Repton | 1:12.14 |
| 5 | 5 | I Parsons-Loades | 14 | Repton | 1:12.41 |
| 6 | 6 | Maisie-Leigh Simpson-D | 15 | Repton | 1:15.17 |
| 7 | 7 | Sophie Statham-Gill | 16 | Co Leicester | 1:15.89 |
| 8 | 8 | Olivia Faustmann | 14 | Leic Sharks | 1:17.37 |