| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Scarlett ROBERTS | 12 | Lincoln Vulc | 1:38.91 |
| 2 | 2 | Eva MADDISON | 12 | Co Lincoln P | 1:33.88 |
| 3 | 3 | Isobel DELDERFIELD | 12 | Co Lincoln P | 1:29.48 |
| 4 | 4 | Aoife HICKEY | 12 | Deepings | 1:21.14 |
| 5 | 5 | Margot MARKS | 12 | Lincoln Vulc | 1:27.78 |
| 6 | 6 | Esme LUCAS | 12 | South Lincs | 1:33.77 |
| 7 | 7 | Jasmine HOLDER | 12 | Gainsborough | 1:37.73 |
| 8 | 8 | Hollie-Ann CROOK | 12 | Grantham | 1:40.53 |