| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Ella Hoey | 13 | Blandford | 32.11 |
| 2 | 2 | Grace Montague | 13 | Poole | 31.46 |
| 3 | 3 | Freya Treliving | 13 | Seagulls SC | 30.83 |
| 4 | 4 | Sadie Robinson | 13 | West Dorset | 30.57 |
| 5 | 5 | Ruby Hindell | 13 | S Bournem'th | 30.61 |
| 6 | 6 | Roberta Bryson | 13 | Poole | 31.07 |
| 7 | 7 | Erin McLean | 13 | Poole | 31.90 |
| 8 | 8 | Isabella Graham | 13 | West Dorset | 32.23 |