| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Mari Gibson | 15 | Co Cardiff | 34.31 |
| 1 | 2 | Chloe Platt | 15 | Maidenhead | 34.21 |
| 2 | 3 | Gabriella Hunt | 15 | Warrington W | 34.04 |
| 3 | 4 | Amber Rigg | 15 | Cockermouth | 33.83 |
| 4 | 5 | Seren Tallantyre | 15 | N & D PP SC | 33.52 |
| 5 | 6 | Gabrielle Idle-Beavers | 15 | Mt Kelly | 33.54 |
| 6 | 7 | Amelie Spicer | 15 | Co Bristol | 33.87 |
| 7 | 8 | Gracie Parker | 15 | Basildon Ph | 34.17 |
| 8 | 9 | Niamh Savory | 15 | Newcastle | 34.28 |
| 9 | 10 | Rose Harrison | 15 | Tiverton | 34.36 |