| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Olivia BRADBURN | 14 | White Oak | 1:15.54 |
| 1 | 2 | Josephine WEED | 14 | Herne Bay | 1:14.04 |
| 2 | 3 | Georgina HENSON | 14 | RTW Monson | 1:13.46 |
| 3 | 4 | Olivia QUILLER | 14 | Maidstone SC | 1:11.27 |
| 4 | 5 | Julia ELVIDGE | 14 | RTW Monson | 1:07.02 |
| 5 | 6 | Sophia CALOUDIS | 14 | Thanet Swim | 1:09.91 |
| 6 | 7 | Sophie DEARSLEY | 14 | Gwich Royals | 1:12.69 |
| 7 | 8 | Jessica EVANS | 14 | RTW Monson | 1:13.66 |
| 8 | 9 | Verity NICHOLAS | 14 | Dover Life | 1:14.45 |
| 9 | 10 | Layla MARTIN | 14 | Maidstone SC | 1:15.74 |