| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Isabelle MCCORKELL | 16 | Gainsborough | 1:04.66 |
| 2 | 2 | Taliah COUTTS | 16 | Co Lincoln P | 1:04.45 |
| 3 | 3 | Charlotte BEMROSE | 16 | Louth | 1:02.49 |
| 4 | 4 | Erin INGHAM | 16 | Louth | 1:01.09 |
| 5 | 5 | Olivia ANSTEY | 16 | Louth | 1:01.80 |
| 6 | 6 | Lillie HAMILTON | 16 | South Lincs | 1:03.86 |
| 7 | 7 | Charlotte HODGIN | 16 | Co Lincoln P | 1:04.50 |
| 8 | 8 | Zara DIXON | 16 | Co Lincoln P | 1:04.76 |