| Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Cadi Jones | 05 | Swim Gwynedd | 1:13.41 |
| 2 | 2 | Charlotte Hardy | 07 | Millfield | 1:13.17 |
| 3 | 3 | Aaliyah Richards | 06 | Sevenoaks | 1:13.16 |
| 4 | 4 | Sophie Brassington | 06 | Mt Kelly | 1:13.09 |
| 5 | 5 | Ellen Bagley | 05 | AbingdonVale | 1:13.11 |
| 6 | 6 | Beth Young | 06 | teamipswich | 1:13.17 |
| 7 | 7 | Imogen Myles | 09 | Sevenoaks | 1:13.31 |
| 8 | 8 | Jade Qursha | 07 | Repton | 1:13.59 |