| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Addyson Hicks | 12 | Corby | 40.29 |
| 2 | 2 | Vanessa Meger | 12 | Corby | 38.04 |
| 3 | 3 | Olivia Fern | 12 | Northampton | 37.36 |
| 4 | 4 | Victoria Komorowska | 12 | Corby | 36.07 |
| 5 | 5 | Milly Webb | 12 | Northampton | 36.91 |
| 6 | 6 | Amber Muir | 12 | Rushden | 38.02 |
| 7 | 7 | Sophie Quennell | 12 | Northampton | 40.26 |
| 8 | 8 | A Ursache | 12 | Kettering | 41.14 |