| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Matilda RANSOME | 13 | Co Cambridge | 31.37 |
| 2 | 2 | Ciara TAYLOR | 14 | St Ives | 30.84 |
| 3 | 3 | Ruby DAGLESS | 14 | Norwich Swan | 29.87 |
| 4 | 4 | Caitlin EBBAGE | 14 | Tonbridge | 29.40 |
| 5 | 5 | Bethan ENDICOTT | 14 | St Ives | 29.42 |
| 6 | 6 | Nonhlanhla THOLE | 14 | St Felix Sch | 30.71 |
| 7 | 7 | Anouk ZECCHINI | 13 | Co Cambridge | 31.31 |
| 8 | 8 | Anna FREEMAN | 14 | St Ives | 31.57 |