| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Molly HARWOOD | 13 | Wirral Metro | 1:23.22 |
| 1 | 2 | Nia THORMAN | 13 | Rotherham Mo | 1:17.81 |
| 2 | 3 | Philippa BROMLEY | 13 | Co Leeds | 1:16.03 |
| 3 | 4 | Lily-Mae PRATT | 13 | Skipton | 1:13.99 |
| 4 | 5 | Holly MACDONALD | 13 | Co Leeds | 1:11.37 |
| 5 | 6 | Jessica REILLY | 13 | Harrogate | 1:12.87 |
| 6 | 7 | Thea STEWART | 13 | Harrogate | 1:13.99 |
| 7 | 8 | Ruby GURUNG | 13 | Co Birm'ham | 1:16.23 |
| 8 | 9 | Megan PENDLETON | 13 | Wirral Metro | 1:20.50 |