EVENT 302 Open/Male 09/10 Yrs 200m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | George SPENCER | 9 | Grantham | |
| 4 | 2 | W POWELL-VREESWIJK | 10 | Grantham | 4:40.00 |
| 5 | 4 | Gilbert NICHOLLS | 9 | Grantham | 4:40.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | Ewan BELL | 10 | Lincoln Vulc | 4:37.63 |
| 2 | 7 | Finlay HODSON | 9 | Deepings | 4:24.77 |
| 3 | 8 | Laurence DE ROSE | 9 | Deepings | 4:20.67 |
| 4 | 10 | Oscar BEMBRIDGE | 9 | Grantham | 4:08.29 |
| 5 | 11 | Henry BOWERS | 10 | Grantham | 4:00.09 |
| 6 | 14 | George PAYNE | 10 | Deepings | 3:50.50 |
| 7 | 16 | Hector BARR | 10 | Deepings | 3:46.37 |
| 8 | 17 | Finlay MATHESON | 9 | Co Lincoln P | 3:43.28 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Jack DAWSON | 9 | Deepings | 3:41.25 |
| 2 | 19 | Albie WILSON | 9 | Deepings | 3:40.11 |
| 3 | 20 | Ethan COOK | 10 | Co Lincoln P | 3:37.17 |
| 4 | 21 | Zachary SMITH GOMEZ | 10 | Lincoln Vulc | 3:37.01 |
| 5 | 22 | Leo FRANCZAK | 10 | Co Lincoln P | 3:35.27 |
| 6 | 23 | Ralph MILNE | 10 | Grantham | 3:26.00 |
| 7 | 24 | Henry LEONARD | 9 | Grantham | 3:17.01 |
| 8 | 25 | Ethan PEART | 10 | Deepings | 3:16.90 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 27 | Felix THORNDIKE | 9 | Lincoln Vulc | 3:14.26 |
| 2 | 29 | George DOLAN | 9 | Grantham | 3:12.83 |
| 3 | 31 | Zhengxi (John) GUO | 9 | Grantham | 3:07.60 |
| 4 | 33 | Liam EDMEADES | 10 | Deepings | 2:57.07 |
| 5 | 32 | Fox RICHARDSON | 9 | Co Lincoln P | 3:06.06 |
| 6 | 30 | Benjamin BROWN | 10 | Deepings | 3:12.17 |
| 7 | 28 | Jenson FRANCIS-SWABY | 10 | Co Lincoln P | 3:13.37 |
| 8 | 26 | Alex HUCKLE | 9 | Co Lincoln P | 3:16.62 |