EVENT 309 Open/Male 09 /Over 200m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Oscar BEMBRIDGE | 10 | Grantham | 3:28.02 |
| 4 | 2 | Henry LEONARD | 10 | Grantham | 3:17.01 |
| 5 | 3 | George DOLAN | 10 | Grantham | 3:11.38 |
| 6 | 4 | Benjamin SHEARN | 12 | Grantham | 3:08.83 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | Daniel GODDARD | 11 | Grantham | 3:04.67 |
| 2 | 6 | Cyril BAO | 10 | Grantham | 2:55.73 |
| 3 | 7 | Benjamin GODDARD | 13 | Grantham | 2:53.32 |
| 4 | 8 | William PENNOCK | 12 | Grantham | 2:46.13 |
| 5 | 9 | Louis WRIGHT | 13 | Grantham | 2:43.84 |
| 6 | 10 | Elliot GLEAVE | 13 | Grantham | 2:41.01 |
| 7 | 11 | Freddie HIRST | 12 | Grantham | 2:36.07 |
| 8 | 12 | Joshua KIM | 14 | Grantham | 2:34.16 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 13 | Yu Ching (Eugene) CHEU | 15 | Grantham | 2:34.09 |
| 2 | 14 | Jimmin BAO | 13 | Grantham | 2:32.52 |
| 3 | 15 | Derrin BROCKLEBANK | 12 | Grantham | 2:31.90 |
| 4 | 16 | Arthur BREARLEY-NEWSOM | 15 | Grantham | 2:30.19 |
| 5 | 17 | Toby EDMONDSON | 12 | Grantham | 2:29.30 |
| 6 | 18 | Henry DOLAN | 13 | Grantham | 2:29.08 |
| 7 | 19 | George LEONARD | 14 | Grantham | 2:24.78 |
| 8 | 20 | Thomas HILLSON | 13 | Grantham | 2:23.38 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 22 | Markas PARAPIJONAVICIU | 13 | Grantham | 2:15.84 |
| 2 | 24 | Kieran LUCY | 16 | Grantham | 2:08.95 |
| 3 | 26 | Ben CARLYLE | 16 | Grantham | 2:02.37 |
| 4 | 28 | James DOBNEY | 22 | Grantham | 1:56.96 |
| 5 | 27 | Samuel GREEN | 16 | Grantham | 1:59.20 |
| 6 | 25 | Zach HOPKINSON | 17 | Grantham | 2:04.60 |
| 7 | 23 | Francesco MONACO | 14 | Grantham | 2:12.89 |
| 8 | 21 | Leo BARNETT | 14 | Grantham | 2:22.47 |