| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Daisy Kirkpatrick | 11 | Wareham | 36.31 |
| 2 | 2 | Tabitha Buchan-Moore | 11 | West Dorset | 35.26 |
| 3 | 3 | Amelia Newsum | 11 | S Bournem'th | 34.02 |
| 4 | 4 | Layla Wareing | 11 | West Dorset | 31.79 |
| 5 | 5 | Daria Korotkova | 11 | Poole | 32.54 |
| 6 | 6 | Poppy Collins | 11 | Poole | 34.95 |
| 7 | 7 | Heather Sayers | 11 | Weymouth | 35.72 |
| 8 | 8 | Mia Palmer | 11 | Poole | 36.57 |