| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Olivia Pais | 14 | Co Peterboro | 1:20.81 |
| 2 | 2 | Emily Byrne | 14 | Hitchin | 1:20.62 |
| 3 | 3 | Nieve Ives | 14 | Hatfield | 1:19.30 |
| 4 | 4 | Elija Mickaite | 14 | Co Peterboro | 1:16.72 |
| 5 | 5 | Mia Wilson | 14 | Basildon Ph | 1:19.05 |
| 6 | 6 | Cerys Wall | 14 | Co Cambridge | 1:20.45 |
| 7 | 7 | Annabel Morden | 14 | Basildon Ph | 1:20.75 |
| 8 | 8 | Esther Luton | 14 | Rochford | 1:22.02 |