| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Rusha Mondal | 16 | Co Manch Aq | 1:18.68 |
| 1 | 2 | Rebecca Winn | 16 | Co Coventry | 1:17.32 |
| 2 | 3 | Charlotte James | 16 | Bourmth Coll | 1:16.89 |
| 3 | 4 | Eleanor Collin | 16 | Pioneer 79 | 1:16.27 |
| 4 | 5 | Hannah White | 16 | Co Leicester | 1:15.73 |
| 5 | 6 | Abigail Jack | 16 | Co Leeds | 1:16.12 |
| 6 | 7 | Laura Copping | 16 | Hatfield | 1:16.54 |
| 7 | 8 | Stella Cookson | 16 | Aquae Sulis | 1:16.96 |
| 8 | 9 | Hannah-Louise Nelson | 16 | Croydon Amph | 1:17.67 |
| 9 | 10 | Naomi Van Dongen | 16 | Alton & Dist | 1:18.69 |