| Final | ||||||
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 2 | 2 | Holly Kearns | 14 | West Dorset | 1:22.73 | |
| 3 | 3 | Freya Coupe | 14 | Poole | 1:16.65 | |
| 4 | 4 | Jessica Huggins | 14 | Poole | 1:06.64 | |
| 5 | 5 | Anna Miles-Simmonite | 14 | West Dorset | 1:11.72 | |
| 6 | 6 | Evie Loudoun | 14 | Wareham | 1:20.50 | |
| 7 | 7 | Isabella Haynes | 14 | S9 | S Bournem'th | 1:48.49 |