EVENT 309 Boys 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | George LEONARD | 11 | Grantham | |
| 3 | 2 | Thomas KINNEAR | 13 | Grantham | |
| 4 | 3 | Leo BARNETT | 11 | Grantham | |
| 5 | 4 | Ben CARLYLE | 13 | Grantham | |
| 6 | 5 | Thomas HILLSON | 10 | Grantham | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | Joshua KIM | 11 | Grantham | |
| 2 | 10 | Daniel DEGNAN | 15 | Grantham | 2:49.64 |
| 3 | 12 | Jacob FISH | 14 | Grantham | 2:33.30 |
| 4 | 14 | Owen HATHWAY | 17 | Grantham | 2:15.00 |
| 5 | 13 | James NICHOLS | 14 | Grantham | 2:30.29 |
| 6 | 11 | Zach HOPKINSON | 14 | Grantham | 2:41.27 |
| 7 | 9 | Samuel NICHOLS | 11 | Grantham | 3:16.19 |
| 8 | 6 | Fabian KOLASA | 12 | Grantham | |