| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Kirsty Neill | 12 | Bishop Stort | 33.13 |
| 2 | 2 | Thea Patel | 12 | Potters Bar | 32.69 |
| 3 | 3 | Annabelle Brown | 12 | Stevenage | 32.62 |
| 4 | 4 | Megan Gray | 12 | Hatfield | 30.90 |
| 5 | 5 | Alice Longman | 12 | Bishop Stort | 31.61 |
| 6 | 6 | Gabriela Gomez Pavon | 12 | Potters Bar | 32.68 |
| 7 | 7 | Chloe Coster | 12 | Hatfield | 33.05 |
| 8 | 8 | Aine Dunwoodie | 12 | Co St Albans | 33.36 |