| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Erin Xie | 13 | Co Birm'ham | 1:26.47 |
| 2 | 2 | Eloise Ratcliffe | 13 | Leek | 1:25.81 |
| 3 | 3 | Amadora Ramos-Liu | 13 | Orion | 1:24.96 |
| 4 | 4 | Autumn Humpage | 13 | Co Birm'ham | 1:21.40 |
| 5 | 5 | Catherine Ehlertsen | 13 | Redditch | 1:22.93 |
| 6 | 6 | Mya Brough | 13 | Newcastle St | 1:25.74 |
| 7 | 7 | Floren Smith | 13 | Leamington | 1:26.28 |
| 8 | 8 | Olivia Price | 13 | Halesowen | 1:27.07 |