EVENT 408 Open/Male 09 /Over 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Alfie HESLETINE | 10 | Retford | 2:00.00 |
| 3 | 2 | Haiden IP | 11 | Newark | 1:36.77 |
| 4 | 3 | Henry DOLAN | 11 | Grantham | 1:22.88 |
| 5 | 4 | Hayden FIELDS | 17 | Lincoln TSA | 1:22.00 |
| 6 | 5 | Freddie HIRST | 10 | Grantham | 1:21.57 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | George LEONARD | 12 | Grantham | 1:20.31 |
| 2 | 7 | Elliot GLEAVE | 11 | Grantham | 1:18.84 |
| 3 | 8 | Harry BEASTALL | 13 | Co Lincoln P | 1:18.20 |
| 4 | 9 | Elliot MCWHIRTER | 14 | Lincoln TSA | 1:18.08 |
| 5 | 10 | Leo BARNETT | 12 | Grantham | 1:17.66 |
| 6 | 11 | Ryan BARGH | 12 | Co Lincoln P | 1:16.88 |
| 7 | 12 | Albert HAILE | 12 | Louth | 1:14.42 |
| 8 | 13 | Freddie PRICE | 12 | Louth | 1:14.09 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | Henry DAVIES | 13 | Hucknall | 1:12.37 |
| 2 | 17 | Alfie BLADES | 14 | Gainsborough | 1:07.65 |
| 3 | 19 | Luke DAYBELL | 15 | Grantham | 1:01.19 |
| 4 | 21 | Layton ANNISON-SNOWDEN | 15 | Louth | 58.19 |
| 5 | 20 | Henry MASON-SMITH | 13 | Louth | 58.50 |
| 6 | 18 | Joshua HANKS | 14 | Louth | 1:05.36 |
| 7 | 16 | Logan BATES | 11 | Hucknall | 1:12.22 |
| 8 | 14 | Yu Ching (Eugene) CHEU | 13 | Grantham | 1:13.13 |