| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Evie Turner | 12 | Grantham | 1:16.79 |
| 2 | 2 | Evie Woolley | 12 | Northampton | 1:16.25 |
| 3 | 3 | Sophie Busby | 12 | Derventio | 1:15.94 |
| 4 | 4 | Constance Phillips | 12 | Grantham | 1:14.17 |
| 5 | 5 | Katie Heald | 12 | Co Derby | 1:15.74 |
| 6 | 6 | Evie Johnson | 11 | Nova Cent'n | 1:16.22 |
| 7 | 7 | Lucy Seymour | 12 | Co Derby | 1:16.61 |
| 8 | 8 | Isabel Sharp | 12 | Daventry | 1:17.34 |