| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Matilda Biggs | 13 | Co South'ton | 32.94 |
| 1 | 2 | Delilah Paisley | 13 | Chelsea&West | 32.76 |
| 2 | 3 | Lois Child | 13 | Harrogate | 32.65 |
| 3 | 4 | Ellie Barth-Wehrenalp | 13 | Basildon Ph | 32.49 |
| 4 | 5 | Freya Beach | 13 | Newcastle | 32.09 |
| 5 | 6 | Ami Jones | 13 | Leatherhead | 32.26 |
| 6 | 7 | Tallulah Rautenbach | 13 | Co Leicester | 32.61 |
| 7 | 8 | Lois Smith | 13 | Basildon Ph | 32.73 |
| 8 | 9 | Chiu Man Rachel Ho | 13 | Co Birm'ham | 32.82 |
| 9 | 10 | Chloe Brotherton | 12 | South Tyne | 33.14 |