| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Ava MALLOWS | 12 | Louth | 1:15.47 |
| 2 | 2 | Georgia MIDDLETON | 12 | Louth | 1:12.89 |
| 3 | 3 | Remi BERRY | 12 | Co Lincoln P | 1:10.22 |
| 4 | 4 | Emily TALKES | 12 | Lincoln Vulc | 1:04.28 |
| 5 | 5 | Evie NEWMAN | 12 | Lincoln Vulc | 1:10.09 |
| 6 | 6 | Freya SHARPE | 12 | Lincoln Vulc | 1:11.37 |
| 7 | 7 | Annie WEBSTER | 12 | Grantham | 1:14.38 |
| 8 | 8 | Charlotte BROWNLESS | 12 | Lincoln TSA | 1:15.89 |