| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Mae DAVIES | 15 | RTW Monson | 1:22.45 |
| 1 | 2 | Ellen DUNCAN | 15 | Bexley | 1:21.27 |
| 2 | 3 | Isla ROSS | 15 | Herne Bay | 1:20.72 |
| 3 | 4 | Lowri WILLIAMS | 15 | RTW Monson | 1:18.11 |
| 4 | 5 | Josephine LAWN | 15 | Bromley | 1:13.70 |
| 5 | 6 | Zoe TOLLIT | 15 | RTW Monson | 1:17.00 |
| 6 | 7 | Olivia COOLEY | 15 | RTW Monson | 1:19.39 |
| 7 | 8 | Amelia ASHTON | 15 | Sevenoaks | 1:21.25 |
| 8 | 9 | Emma WHIFFIN | 15 | Bexley | 1:22.04 |
| 9 | 10 | Ruby BARKER | 15 | Edenbridge | 1:23.02 |