| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Ava Sims | 15 | Chelmsford | 1:12.07 |
| 2 | 2 | Anna Zapisetskaya | 15 | Co St Albans | 1:11.69 |
| 3 | 3 | Rebecca Olaru | 15 | Chelmsford | 1:10.31 |
| 4 | 4 | Lexie Sandiford | 15 | Putteridge | 1:07.37 |
| 5 | 5 | Mia Nelson | 15 | Cheshunt | 1:09.78 |
| 6 | 6 | Lola Mitchinson | 15 | Thetford | 1:10.42 |
| 7 | 7 | Senudi Ratnayake | 15 | Norwich Swan | 1:12.05 |
| 8 | 8 | Sara Kelly | 15 | Colchester | 1:13.05 |