| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Ruth ALLEN | 12 | Saxon Crown | 1:21.08 |
| 1 | 2 | Mia MOSS | 12 | Maidstone SC | 1:20.87 |
| 2 | 3 | Taya KEMPTON | 12 | Bromley | 1:20.18 |
| 3 | 4 | Amelie FAIRHURST | 12 | White Oak | 1:19.55 |
| 4 | 5 | Alice BROOKS | 12 | Bromley | 1:17.09 |
| 5 | 6 | Isabelle HEALY | 12 | Gwich Royals | 1:17.73 |
| 6 | 7 | Freya SHEARD | 12 | Saxon Crown | 1:20.06 |
| 7 | 8 | Elsie SAFFER | 12 | RTW Monson | 1:20.26 |
| 8 | 9 | Jada YANKEY | 12 | Bromley | 1:20.98 |
| 9 | 10 | Elise BUTLER | 12 | Maidstone SC | 1:21.30 |