| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Abbie Low | 15 | Chelmsford | 59.51 |
| 1 | 2 | Megan Allison | 15 | Co Newport | 59.26 |
| 2 | 3 | Duru Tanir | 15 | Plymouth Lea | 59.05 |
| 3 | 4 | Medi Harris | 15 | Swim Gwynedd | 58.43 |
| 4 | 5 | Kaylee Dekker | 15 | Mt Kelly | 58.21 |
| 5 | 6 | Anna Smail | 15 | Ellesmere Co | 58.34 |
| 6 | 7 | Elena Morgan | 15 | Nofio Clwyd | 58.78 |
| 7 | 8 | Amy Davies | 15 | SouthCroydon | 59.21 |
| 8 | 9 | Mia Maspers | 15 | teamipswich | 59.37 |
| 9 | 10 | Georgina Dennis | 15 | Mt Kelly | 59.52 |