| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Amy TAYLOR | 14 | Grantham | 1:16.49 |
| 2 | 2 | Erin ARCHER | 14 | Co Lincoln P | 1:16.18 |
| 3 | 3 | Lucy WILLATTS | 14 | Grantham | 1:13.76 |
| 4 | 4 | Maisie MATTHEWS | 14 | Louth | 1:11.14 |
| 5 | 5 | Annabelle JAY | 14 | Grantham | 1:12.03 |
| 6 | 6 | Suzanna BURKE | 14 | Louth | 1:14.19 |
| 7 | 7 | Amy PALMER | 14 | Co Lincoln P | 1:16.27 |
| 8 | 8 | Darcey WOOD | 14 | Grantham | 1:17.17 |