| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Stacey Tadd | 23 | Bath Univ | 57.89 |
| 2 | 2 | Elisa Biava | 17 | Plymouth Lea | 57.40 |
| 3 | 3 | Sian Harkin | 18 | Plymouth Lea | 58.26 |
| 4 | 4 | Phoebe Lenderyou | 17 | Plymouth Lea | 55.88 |
| 5 | 5 | Jurate Scerbinskaite | 18 | Plymouth Lea | 57.22 |
| 6 | 6 | Eva Gliozertye | 15 | Plymouth Lea | 57.11 |
| 7 | 7 | Grace Vertigans | 16 | Plymouth Lea | 56.09 |
| 8 | 8 | Jade Howard | 17 | Plymouth Lea | 59.66 |