| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Maisie HOSKING | 20 | Co Manch Aq | 28.34 |
| 1 | 2 | Emma MOORE | 20 | Harrogate | 28.24 |
| 2 | 3 | Agatha SCOTT | 17 | Harrogate | 27.92 |
| 3 | 4 | Isabel FARMER | 16 | Bo Kirklees | 27.46 |
| 4 | 5 | Emma CROKER | 17 | South Lincs | 26.85 |
| 5 | 6 | Hollie WILSON | 14 | Co Leeds | 27.18 |
| 6 | 7 | Olivia LLOYD-JONES | 17 | Co Manch Aq | 27.67 |
| 7 | 8 | Jessica SMELT | 15 | Bo Kirklees | 28.22 |
| 8 | 9 | Maddison NUTTALL | 18 | Leamington | 28.34 |
| 9 | 10 | Teia HENDLEY | 15 | Leamington | 28.50 |