| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Ceris WEARS | 13 | Leighton Buz | 44.81 |
| 2 | 2 | Abigail BRIGHT | 13 | Linslade | 43.45 |
| 3 | 3 | Chloe BURNAGE | 13 | Modernian | 41.38 |
| 4 | 4 | Eloisa MILLER | 13 | Flitwick | 38.17 |
| 5 | 5 | Jessica WATSON | 13 | Modernian | 38.38 |
| 6 | 6 | Lucy YOUNG | 13 | Modernian | 42.47 |
| 7 | 7 | Cassiopeia KIRCHIN | 13 | Leighton Buz | 44.68 |
| 8 | 8 | Eloise BROWN | 13 | Putteridge | 45.36 |