| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Ellie GIBBS | 12 | Orpington OJ | 1:20.40 |
| 1 | 2 | Martha RICKARD | 12 | Bromley | 1:19.19 |
| 2 | 3 | Alice BROOKS | 12 | Bromley | 1:17.47 |
| 3 | 4 | Tyla-Jade THOMAS | 12 | MwayMaritime | 1:16.67 |
| 4 | 5 | Isabelle HEALY | 12 | Gwich Royals | 1:14.32 |
| 5 | 6 | Elsie SAFFER | 12 | RTW Monson | 1:16.01 |
| 6 | 7 | Elise BUTLER | 12 | Maidstone SC | 1:17.16 |
| 7 | 8 | Jada YANKEY | 12 | Bromley | 1:17.92 |
| 8 | 9 | L SPALLEK-PUTTACHAROEN | 12 | Maidstone SC | 1:19.24 |
| 9 | 10 | Jolene VOLAVKA | 12 | Herne Bay | 1:20.53 |