| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Ada Kirkland | 11 | Buxton | |
| 3 | 3 | Sienna Winston | 10 | Buxton | 1:58.43 |
| 4 | 2 | Abbie Scowcroft | 9 | Buxton | |
| 5 | 10 | Verity Dawson | 11 | Buxton | 1::32..9 |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | Henna Crossfield | 16 | Buxton | 1:27.63 |
| 2 | 7 | Gabrielle Horsley | 14 | Buxton | 1:19.35 |
| 3 | 9 | Amelia Young | 18 | Buxton | 1:12.35 |
| 4 | 8 | Ruby Currington | 15 | Buxton | 1:17.83 |
| 5 | 6 | Elsie Currington | 12 | Buxton | 1:25.24 |
| 6 | 4 | Molly Boam | 15 | Buxton | 1:29.71 |