EVENT 210 Open/Male 09 /Over 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Dylan MORRIS | 9 | Co Lincoln P | 2:28.65 |
| 3 | 3 | Henry STEELE | 10 | South Lincs | 2:00.63 |
| 4 | 5 | Harry MELDRUM | 12 | Co Lincoln P | 1:45.00 |
| 5 | 4 | Chance BURFORD | 9 | Boston | 1:53.85 |
| 6 | 2 | Daniel GODDARD | 9 | Grantham | 2:10.27 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | Cameron JAMISON | 9 | Lincoln TSA | 1:40.00 |
| 2 | 9 | Derrin BROCKLEBANK | 10 | Grantham | 1:34.74 |
| 3 | 11 | Ryan BARGH | 11 | Co Lincoln P | 1:27.85 |
| 4 | 13 | Patrick ADEJUWON | 12 | South Lincs | 1:26.74 |
| 5 | 12 | Henry DOLAN | 10 | Grantham | 1:27.33 |
| 6 | 10 | Louis WRIGHT | 10 | Grantham | 1:30.00 |
| 7 | 8 | Callum LOYNES | 11 | Co Lincoln P | 1:39.65 |
| 8 | 6 | Ethan LUCY | 9 | South Lincs | 1:40.88 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | Leo BARNETT | 12 | Grantham | 1:25.19 |
| 2 | 17 | Kai HILAROWICZ | 10 | Co Lincoln P | 1:23.68 |
| 3 | 19 | Toby EDMONDSON | 9 | Grantham | 1:21.97 |
| 4 | 21 | Elliot GLEAVE | 11 | Grantham | 1:20.80 |
| 5 | 20 | Eugene CHEU | 12 | Grantham | 1:21.60 |
| 6 | 18 | Henry WILLERTON | 10 | Boston | 1:22.98 |
| 7 | 16 | George LEONARD | 11 | Grantham | 1:24.66 |
| 8 | 14 | Benjamin GODDARD | 11 | Grantham | 1:25.25 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 23 | Finley WEST | 12 | Co Lincoln P | 1:19.92 |
| 2 | 25 | Oliver CLARKE | 11 | Deepings | 1:16.84 |
| 3 | 27 | Morgan GRIFFIN | 13 | South Lincs | 1:14.06 |
| 4 | 29 | Reuben OWEN | 13 | South Lincs | 1:13.15 |
| 5 | 28 | Corey HESELTINE | 12 | Retford | 1:13.49 |
| 6 | 26 | Joshua KIM | 11 | Grantham | 1:15.68 |
| 7 | 24 | Matthew ROBERTS | 12 | Co Lincoln P | 1:19.57 |
| 8 | 22 | Emilijus BINKIS | 12 | South Lincs | 1:20.61 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 31 | Oliver WILKINSON | 11 | Lincoln Vulc | 1:08.12 |
| 2 | 33 | Kieran LUCY | 13 | South Lincs | 1:02.46 |
| 3 | 35 | Oliver SHEPHERD | 14 | Deepings | 1:01.81 |
| 4 | 37 | Jamie GREEN | 19 | Co Lincoln P | 54.44 |
| 5 | 36 | Oliver JONES | 15 | Lincoln Vulc | 1:00.02 |
| 6 | 34 | Freddie TRAGNI | 14 | Co Lincoln P | 1:02.30 |
| 7 | 32 | Charlie WARD | 13 | South Lincs | 1:03.45 |
| 8 | 30 | John BOOR | 18 | South Lincs | 1:11.74 |