EVENT 201 Open/Male 200m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 2 | Jaiden AMUSA | 11 | Team Luton | |
| 4 | 4 | Kan Kline GUIA | 9 | Team Luton | |
| 5 | 3 | Owen DONLAN | 10 | Team Luton | |
| 6 | 1 | Samuel WOOD | 11 | Linslade | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | Henry PETCHEY | 11 | West Suffolk | 4:03.14 |
| 2 | 8 | Elijah UNSWORTH | 10 | Team Luton | 3:10.57 |
| 3 | 10 | Luca JONES | 10 | St Ives | 3:08.88 |
| 4 | 12 | Kaleb NELDER | 14 | West Suffolk | 2:56.58 |
| 5 | 11 | Oliver PETCHEY | 13 | West Suffolk | 2:59.94 |
| 6 | 9 | Isaac SHARP | 14 | St Ives | 3:10.28 |
| 7 | 7 | Abraham COHEN WRAY | 10 | Berkhamsted | 3:12.41 |
| 8 | 5 | Cayden GALLOWAY | 12 | Berkhamsted | |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 14 | Kevin IRIMIA | 12 | Bletchley | 2:54.22 |
| 2 | 16 | Tymoteusz SIKORSKI | 13 | Team Luton | 2:52.30 |
| 3 | 20 | Luke THICKENS | 12 | Linslade | 2:35.32 |
| 4 | 23 | Ben GORING-FARROW | 14 | Linslade | 2:29.35 |
| 5 | 21 | James EVERETT | 14 | West Suffolk | 2:31.10 |
| 6 | 18 | T CAMILOTTI-TITON | 11 | Hatfield | 2:40.90 |
| 7 | 15 | Maximilian PETRAVICH | 12 | Team Luton | 2:52.60 |
| 8 | 13 | David DE LA FUENTE | 15 | Bletchley | 2:54.99 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 25 | George RHODES | 15 | Team Luton | 2:24.00 |
| 2 | 27 | Marcus XU | 13 | Linslade | 2:21.94 |
| 3 | 29 | Jacob EDGELL | 16 | Verulam | 2:20.24 |
| 4 | 31 | Jack CANHAM | 14 | Team Luton | 2:13.69 |
| 5 | 30 | Hanz Dylan MARCELO | 14 | Dunstable | 2:14.47 |
| 6 | 28 | Sam SMITH | 16 | Linslade | 2:21.32 |
| 7 | 26 | Samuel CHILDS | 12 | Berkhamsted | 2:24.00 |
| 8 | 24 | Felix GUY-PINKNEY | 14 | St Ives | 2:24.87 |