| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Nathan LOFTHOUSE | 11 | Northall'ton | |
| 2 | 2 | Izzy CHOULES | 11 | Northall'ton | |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Eva BAILEY | 12 | Northall'ton | 4:02.70 |
| 2 | 5 | Arthur ROSE | 8 | Loftus Dol | 4:00.00 |
| 3 | 6 | Harry LOCK | 11 | Eston | 3:16.73 |
| 4 | 3 | Isabelle SMITH | 13 | Northall'ton | |
| Heat Number - 3 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Hattie WINDELL | 14 | Eston | 3:05.01 |
| 2 | 10 | Jacob WHARTON | 18 | Northall'ton | 2:34.38 |
| 3 | 9 | Gracie SHEA | 13 | Eston | 3:05.01 |
| 4 | 7 | Dylan BOWERS | 13 | Northall'ton | 3:05.23 |