| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Charlotte HODGIN | 16 | Co Lincoln P | 1:14.40 |
| 2 | 2 | Lillie HAMILTON | 16 | South Lincs | 1:12.99 |
| 3 | 3 | Gracie-May COLE | 16 | Lincoln Vulc | 1:10.18 |
| 4 | 4 | Olivia ANSTEY | 16 | Louth | 1:04.36 |
| 5 | 5 | Evie DICKINSON | 16 | Louth | 1:09.47 |
| 6 | 6 | Emilia THORNLEY-PAYNE | 16 | Boston | 1:12.78 |
| 7 | 7 | Erin INGHAM | 16 | Louth | 1:14.09 |
| 8 | 8 | Nadia ROGAS | 16 | Co Lincoln P | 1:14.77 |