| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 10 | Martha Harris-Wood | 15 | Buxton | |
| 3 | 3 | Mia Stokes | 14 | Buxton | |
| 4 | 12 | Chloe Montgomery-White | 13 | Buxton | 11:16.93 |
| 5 | 4 | Anwen Williams | 11 | Buxton | |
| 6 | 11 | Daisy Tatlow-Turner | 11 | Chesterfield | |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 2 | Esther Buston | 15 | Buxton | |
| 2 | 6 | Bethany Griffiths | 15 | Buxton | |
| 3 | 7 | Cloé De La Bertouche | 14 | Buxton | |
| 4 | 1 | Eva Sprenglewska | 13 | Buxton | |
| 5 | 9 | Florence Johnson | 13 | Buxton | |
| 6 | 8 | Henna Crossfield | 13 | Buxton | |