| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Isaac McGarrell | 8 | Retford | 33.00 |
| 3 | 3 | Seth Dewsnap | 7 | Retford | 33.00 |
| 4 | 2 | Bobby Brown | 8 | Retford | 33.00 |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | Alfie Hesletine | 8 | Retford | 31.04 |
| 2 | 7 | Daisy-Grace Wildish | 7 | Retford | 26.44 |
| 3 | 9 | Isla-Rose Wildish | 8 | Retford | 21.84 |
| 4 | 8 | Summer Woodcock | 8 | Retford | 22.25 |
| 5 | 6 | Charlotte Middlebrook | 8 | Retford | 28.10 |
| 6 | 4 | Reid Hutchins | 8 | Retford | 32.00 |