EVENT 401 Boys 09 Yrs/Over 400m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Samuel Brown | 11 | Tynemouth | 7:30.00 |
| 2 | 3 | Gabriel Rennison-Rae | 10 | Tynemouth | 6:45.00 |
| 3 | 5 | Hari Diddee | 12 | Tynemouth | 6:31.40 |
| 4 | 4 | Thomas Northey | 12 | Tynemouth | 6:36.73 |
| 5 | 2 | Mason Sainthouse | 11 | Tynemouth | 6:45.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | Oliver Johnson | 12 | RichmondDale | 6:30.00 |
| 2 | 9 | Finn Orr | 11 | Alnwick Dol | 6:27.46 |
| 3 | 11 | William Oliver | 14 | Alnwick Dol | 5:30.00 |
| 4 | 10 | Joshua Whitton | 13 | Wear Valley | 5:49.65 |
| 5 | 8 | William Hall | 12 | Newcastle | 6:30.00 |
| 6 | 6 | Ethan Rutter | 14 | Tynemouth | 6:30.61 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 13 | William Nichols | 15 | RichmondDale | 5:28.07 |
| 2 | 15 | Jacob Wharton | 16 | RichmondDale | 5:15.41 |
| 3 | 17 | Toma Saha | 18 | Middlesboro | 4:56.05 |
| 4 | 16 | George Anderson | 16 | Wear Valley | 5:15.39 |
| 5 | 14 | Adam Meikle | 14 | Tynemouth | 5:17.81 |
| 6 | 12 | Jai Diddee | 15 | Tynemouth | 5:29.41 |