| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Martha RICKARD | 11 | Bromley | 1:30.67 |
| 1 | 2 | Jada YANKEY | 11 | Bromley | 1:29.35 |
| 2 | 3 | Charlee HALL | 10 | White Oak | 1:27.98 |
| 3 | 4 | Freya SHEARD | 11 | Saxon Crown | 1:27.54 |
| 4 | 5 | Alice BROOKS | 11 | Bromley | 1:22.95 |
| 5 | 6 | Isabelle HEALY | 11 | Gwich Royals | 1:25.29 |
| 6 | 7 | Elise BUTLER | 11 | Maidstone SC | 1:27.68 |
| 7 | 8 | Ruth ALLEN | 11 | Saxon Crown | 1:28.79 |
| 8 | 9 | Elsie SAFFER | 11 | RTW Monson | 1:30.42 |
| 9 | 10 | Emily TARR | 11 | RTW Monson | 1:30.79 |