| Final | |||||
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 1 | Maisie Macartney | 01 | Thanet Swim | 57.75 |
| 2 | 2 | Rebecca Sherwin | 00 | teamipswich | 57.47 |
| 3 | 3 | Athena Clayson | 01 | Mt Kelly | 57.13 |
| 4 | 4 | Anna Maine | 00 | Woking | 56.95 |
| 5 | 5 | Elizabeth Harris | 00 | Stockport Mo | 57.04 |
| 6 | 6 | Alicia Wilson | 00 | Guildford Ct | 57.39 |
| 7 | 7 | Anna Fleming | 00 | Co Glasgow | 57.54 |
| 8 | 8 | Jemima Hall | 01 | Hillingdon | 57.84 |