| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Chloe Pow | 15 | Rushden | 37.05 |
| 2 | 2 | Alice Berrill | 15 | Daventry | 36.82 |
| 3 | 3 | Olivia James | 15 | Wellingboro | 35.48 |
| 4 | 4 | Chloe Tangayi | 15 | Northampton | 34.33 |
| 5 | 5 | Annabel Coleman | 15 | Rushden | 34.94 |
| 6 | 6 | Ella Mae Prior | 15 | Corby | 36.31 |
| 7 | 7 | Emily Achurch | 15 | Northampton | 36.82 |
| 8 | 8 | Grace Grindrod | 15 | Northampton | 37.36 |