| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Annabel Morden | 13 | Braintree | 1:24.08 |
| 2 | 2 | Abigail Tilley | 13 | Chelmsford | 1:23.73 |
| 3 | 3 | Isabelle Howlett | 13 | Norwich Swan | 1:21.92 |
| 4 | 4 | Mia Wilson | 13 | Basildon Ph | 1:20.42 |
| 5 | 5 | Nieve Ives | 13 | Hatfield | 1:21.19 |
| 6 | 6 | Cerys Wall | 13 | Co Cambridge | 1:23.45 |
| 7 | 7 | Olivia Pais | 13 | Co Peterboro | 1:24.06 |
| 8 | 8 | Sophie Harvey | 13 | Co Cambridge | 1:26.20 |