| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Isabella Good | 14 | Bishop Stort | 33.75 |
| 2 | 2 | Anastasia Wilkinson | 14 | Hatfield | 33.41 |
| 3 | 3 | Sofia Peccei | 14 | Watford SC | 32.55 |
| 4 | 4 | Valeria Giron | 14 | Hatfield | 30.12 |
| 5 | 5 | Hannah Brooke | 14 | Co St Albans | 30.82 |
| 6 | 6 | Lucy Coia-Bell | 14 | Co St Albans | 33.35 |
| 7 | 7 | Gemma Nottage | 14 | Watford SC | 33.70 |
| 8 | 8 | Jasmine Brakenbury | 14 | Hitchin | 33.76 |