EVENT 501 Boys 09 Yrs/Over 400m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | James WILLIAMSON | 11 | Co Cambridge | 6:46.54 |
| 4 | 2 | Daniel KENDALL | 11 | Co Ely | 6:13.63 |
| 5 | 3 | Oliver RANA-BEADLE | 13 | Co Cambridge | 6:13.51 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 5 | Christopher HOWE | 12 | Co Cambridge | 6:10.04 |
| 2 | 6 | Joel JORDAN | 18 | March | 5:39.16 |
| 3 | 8 | Oskar FARKAS | 12 | Co Cambridge | 5:28.72 |
| 4 | 10 | Christopher WILLIAMSON | 13 | Co Cambridge | 5:21.36 |
| 5 | 9 | William TOZER | 14 | West Suffolk | 5:23.70 |
| 6 | 7 | James DOBNEY | 14 | Grantham | 5:29.16 |
| 7 | 11 | Matthew MONIE | 12 | Co Cambridge | 5:43.89 |
| 8 | 4 | Bartholomew TOZER | 12 | West Suffolk | 6:13.32 |