| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Poppy Bircher | 10 | Oswestry Ott | 1:27.34 |
| 2 | 2 | Beatrice Rumford-Warr | 11 | Wrekin SC | 1:19.85 |
| 3 | 3 | Scarlett Plimmer | 10 | Wellington M | 1:17.08 |
| 4 | 4 | Demi Vincent | 11 | Newport | 1:15.07 |
| 5 | 5 | Martyna Danielewicz | 11 | Wellington M | 1:15.29 |
| 6 | 6 | Rose Bayle | 11 | Wrekin SC | 1:18.67 |
| 7 | 7 | Phoebe Ellis | 11 | Wrekin SC | 1:21.17 |
| 8 | 8 | Lottie Barrett | 11 | Newport | 1:30.10 |