| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Arianna OSHINOWO | 12 | Co Leeds | 1:16.21 |
| 1 | 2 | Sophie BARR | 12 | Prescot | 1:15.36 |
| 2 | 3 | Eva SYLVESTER | 13 | Co Leeds | 1:13.06 |
| 3 | 4 | Addison CROPPER | 12 | Co Leeds | 1:10.47 |
| 4 | 5 | Anna MASON | 13 | Co Peterboro | 1:09.74 |
| 5 | 6 | Martha MANSON | 13 | Nova Cent'n | 1:10.14 |
| 6 | 7 | Imogen HOWITT | 13 | Bassetlaw SS | 1:10.51 |
| 7 | 8 | Amelie STEPHENS | 13 | Co Birm'ham | 1:14.44 |
| 8 | 9 | Sophia AZIZ | 13 | Co Peterboro | 1:16.17 |