| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Orla Eyton-Jones | 17 | Corby | 30.34 |
| 2 | 2 | Harriet Casey | 17 | Corby | 29.99 |
| 3 | 3 | Summer York | 17 | Corby | 29.68 |
| 4 | 4 | Elise Sophia Kendall | 17 | Corby | 28.65 |
| 5 | 5 | Charlotte Mair | 20 | Kettering | 29.66 |
| 6 | 6 | Lea Bromwich | 17 | Corby | 29.89 |
| 7 | 7 | Arabella Scotney | 18 | Rushden | 30.17 |
| 8 | 8 | Bethan Thomas | 19 | Daventry | 30.36 |