| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Katie Brazil | 12 | Potters Bar | 1:29.94 |
| 2 | 2 | Olivia Pais | 12 | Co Peterboro | 1:27.76 |
| 3 | 3 | Mia Wilson | 12 | Basildon Ph | 1:27.40 |
| 4 | 4 | Isabelle Howlett | 12 | Norwich Swan | 1:25.16 |
| 5 | 5 | Nieve Ives | 12 | Hatfield | 1:26.99 |
| 6 | 6 | Evie Armstrong | 12 | Dunstable | 1:27.72 |
| 7 | 7 | Cerys Wall | 12 | Co Cambridge | 1:27.89 |
| 8 | 8 | Esmee Hui | 12 | Watford SC | 1:30.21 |