| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Mollie Chapman | 12 | Rushden | 31.08 |
| 2 | 2 | Jemma Housego | 12 | Grantham | 30.88 |
| 3 | 3 | Libby Evans | 12 | Corby | 30.80 |
| 4 | 4 | Chloe Baxter | 12 | Co Leicester | 28.70 |
| 5 | 5 | Isabella Hobson-Corbet | 12 | Retford | 30.31 |
| 6 | 6 | Laura Dickinson | 12 | Lincoln Vulc | 30.82 |
| 7 | 7 | Jessica Li | 12 | Nova Cent'n | 30.98 |
| 8 | 8 | Phoebe Payne | 12 | Louth | 31.11 |