| Final | |||||
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 1 | Amelia Maughan | 96 | Keynsham | 56.09 |
| 2 | 2 | Rebecca Guy | 92 | Co Manch Aq | 55.67 |
| 3 | 3 | Lauren Quigley | 95 | Stockport Mo | 55.50 |
| 4 | 4 | Siobhan-Marie O'Connor | 95 | Bath Univ | 54.88 |
| 5 | 5 | Jessica Lloyd | 95 | Co Manch Aq | 55.39 |
| 6 | 6 | Ruta Meilutyte | 97 | Plymouth Lea | 55.51 |
| 7 | 7 | Julie Meynen | 97 | Plymouth Lea | 56.06 |
| 8 | 8 | Rebecca Turner | 92 | Co Sheffield | 56.27 |