| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Louise Campbell | 13 | Poole | 36.08 |
| 2 | 2 | Grace Montague | 13 | Poole | 35.16 |
| 3 | 3 | Ella Francis | 13 | Seagulls SC | 34.61 |
| 4 | 4 | Roberta Bryson | 13 | Poole | 33.30 |
| 5 | 5 | Sadie Robinson | 13 | West Dorset | 34.47 |
| 6 | 6 | Lexie Taylor | 13 | Wareham | 34.82 |
| 7 | 7 | Erin McLean | 13 | Poole | 35.49 |
| 8 | 8 | Ruby Hindell | 13 | S Bournem'th | 36.44 |