| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Kate Andrews | 14 | Co Leicester | 1:18.10 |
| 2 | 2 | Olivia Anstey | 14 | Louth | 1:17.02 |
| 3 | 3 | Niamh Dunbar | 14 | Co Leicester | 1:16.13 |
| 4 | 4 | Mabel Walker | 15 | Repton | 1:14.72 |
| 5 | 5 | Anna Farr | 15 | Co Leicester | 1:14.84 |
| 6 | 6 | Philippa Hickman | 14 | Nova Cent'n | 1:16.56 |
| 7 | 7 | Madeleine Smirthwaite | 14 | Co Lincoln P | 1:17.11 |
| 8 | 8 | Amelia Denham | 13 | Chesterfield | 1:18.89 |