| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Macy Helps | 17 | Rykneld | 40.27 |
| 2 | 2 | Hannah Smith | 17 | Long Eaton | 39.79 |
| 3 | 3 | Isabelle Kimber | 17 | Ripley | 37.91 |
| 4 | 4 | Isla Perry-Taylor | 17 | BelperMarlin | 36.98 |
| 5 | 5 | Olivia Marshall | 17 | BelperMarlin | 37.91 |
| 6 | 6 | Constance Simpson | 17 | Dronfield | 39.50 |
| 7 | 7 | Amelie Lincoln | 17 | BelperMarlin | 39.83 |
| 8 | 8 | Millie Cadden | 17 | Long Eaton | 40.41 |