| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Macy Cox | 12 | Repton | 46.25 |
| 2 | 2 | Holly Ralph | 12 | Eckington | 44.88 |
| 3 | 3 | Isabelle Cameron | 12 | Repton | 41.72 |
| 4 | 4 | Molly Thompson | 12 | Repton | 39.57 |
| 5 | 5 | Isla Johnson | 12 | Ripley | 40.50 |
| 6 | 6 | Alice Hunt | 12 | Co Derby | 43.99 |
| 7 | 7 | Jasmine Umney | 12 | Chesterfield | 45.50 |
| 8 | 8 | Evie Moorcroft | 12 | Ripley | 46.81 |