| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Jessica EVANS | 12 | Sevenoaks | 1:20.48 |
| 1 | 2 | Georgina HENSON | 12 | RTW Monson | 1:19.85 |
| 2 | 3 | Jessica LONG | 12 | Bromley | 1:18.66 |
| 3 | 4 | Nel DZIKI | 12 | RTW Monson | 1:17.59 |
| 4 | 5 | Julia ELVIDGE | 12 | Sevenoaks | 1:11.58 |
| 5 | 6 | Olivia QUILLER | 12 | Maidstone SC | 1:14.21 |
| 6 | 7 | Sophia CALOUDIS | 12 | Thanet Swim | 1:17.93 |
| 7 | 8 | Olivia BRADBURN | 12 | Erith & Dist | 1:19.49 |
| 8 | 9 | Verity NICHOLAS | 12 | Dover Life | 1:19.86 |
| 9 | 10 | Bella FLAVIN | 12 | Sevenoaks | 1:21.20 |