| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Jessica Martin | 12 | Market Dray | 47.61 |
| 2 | 2 | Sophie King | 12 | Oswestry Ott | 45.97 |
| 3 | 3 | Eliza Rozenberszki | 12 | Wrekin SC | 45.66 |
| 4 | 4 | Kianna Brennan-Todd | 12 | Northgate | 42.33 |
| 5 | 5 | Charlotte James | 12 | Ludlow | 43.63 |
| 6 | 6 | Lacie Lightfoot | 12 | Market Dray | 45.96 |
| 7 | 7 | Annabel Hobbs | 12 | TelfordAqua | 47.24 |
| 8 | 8 | Molly Franklin-Hughes | 12 | Newport | 48.58 |