| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Bella Gipson | 14 | Corby | 1:24.64 |
| 2 | 2 | A Thorpe-Williams | 14 | Northampton | 1:16.07 |
| 3 | 3 | Martha Blake | 14 | Corby | 1:15.04 |
| 4 | 4 | Phillippa Cutmore | 14 | Corby | 1:11.46 |
| 5 | 5 | Elisa Giraud | 14 | Corby | 1:14.93 |
| 6 | 6 | Martha Booker | 14 | Wellingboro | 1:15.66 |
| 7 | 7 | Isabelle Pawlowski | 14 | Corby | 1:22.07 |
| 8 | 8 | Olive Coppa | 14 | Corby | 1:28.57 |