| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Claire Lera | 43 | Rushden | 32.44 |
| 2 | 2 | Ella Newton | 17 | Corby | 31.95 |
| 3 | 3 | Chloe Pow | 18 | Rushden | 31.62 |
| 4 | 4 | Betsy Wizard | 23 | Northampton | 28.49 |
| 5 | 5 | Grace Wingham | 19 | Corby | 31.03 |
| 6 | 6 | Rowan White | 18 | Rushden | 31.91 |
| 7 | 7 | Gracie Ridout | 21 | Wellingboro | 32.42 |
| 8 | 8 | Faye Eyton-Jones | 17 | Corby | 32.56 |