| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 3 | Evie HARRIS | 11 | Co Leeds | 1:34.66 |
| 3 | 4 | Ava RANSOME | 11 | Co Leeds | 1:31.57 |
| 4 | 5 | Millie WILLIAMS | 11 | Co Leeds | 1:30.55 |
| 5 | 6 | Darcey CROSSLEY | 11 | Co Leeds | 1:31.08 |
| 6 | 7 | Lucia DUNHILL | 11 | Co Leeds | 1:32.23 |
| 7 | 8 | Emma CARTER | 11 | Darlington | 1:48.36 |