| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Ellen Butler | 15 | Team Mercia | 39.44 |
| 2 | 2 | Charlotte Hall | 15 | Worcester | 39.28 |
| 3 | 3 | Trinity Parkes | 15 | Oldbury | 37.30 |
| 4 | 4 | Eleanor Niel | 15 | Worcester | 36.79 |
| 5 | 5 | Morgan Upton | 15 | Chase | 37.34 |
| 6 | 6 | Isabelle Callaghan | 15 | Strat Sharks | 37.42 |
| 7 | 7 | Mollie Dibb | 15 | Team Mercia | 38.10 |
| 8 | 8 | Melissa Pugh | 15 | Shrewsbury | 38.43 |