| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Macey BARRETT | 12 | TauntonDeane | 1:26.27 |
| 1 | 2 | Grace OLDING | 12 | Millfield | 1:26.02 |
| 2 | 3 | Josephine HALLETT | 12 | Co Bristol | 1:25.18 |
| 3 | 4 | Holly BROWN | 12 | Co Bristol | 1:23.90 |
| 4 | 5 | Isobel BRYANT | 12 | Plymouth Lea | 1:20.83 |
| 5 | 6 | Ysabella BAIRD | 12 | Plymouth Lea | 1:23.32 |
| 6 | 7 | Jodie DILKS | 12 | Tiverton | 1:24.11 |
| 7 | 8 | Alice HARVEY | 12 | Co Bristol | 1:25.62 |
| 8 | 9 | Katie DOLTON | 12 | Plymouth Lea | 1:26.23 |
| 9 | 10 | Grace LAMBERT | 12 | Chard | 1:27.78 |