EVENT 306 Boys Open 200m Butterfly - Heats
Not Competing : 22
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Edward JACKSON | 9 | Co Leeds | 3:59.84 |
| 1 | 2 | Kourosh KHODAKHAH | 10 | Co Leeds | 3:35.00 |
| 2 | 3 | George ELLIS | 10 | Rotherham Mo | 3:25.00 |
| 3 | 4 | Luke FOSTER | 12 | Lincoln Vulc | 3:15.00 |
| 4 | 5 | Luke BATTY | 12 | Bolton Metro | 3:12.00 |
| 5 | 6 | Max DELANEY | 12 | Leyland Barr | 3:11.55 |
| 6 | 7 | Solomon HODGSON | 11 | Co Leeds | 3:11.29 |
| 7 | 8 | Malachy WATT | 11 | Derventio | 3:11.00 |
| 8 | 9 | Oscar BLANCHARD | 12 | Grimsby AST | 3:07.15 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 10 | Joseph PICKERING | 10 | Pocklington | 3:03.14 |
| 1 | 11 | Benjamin ROPER | 13 | Rotherham Mo | 2:57.00 |
| 2 | 12 | Owen HARDING | 13 | Nova Cent'n | 2:53.92 |
| 3 | 13 | James ROBINSON | 12 | Co Leeds | 2:51.60 |
| 4 | 14 | Henry FIRTH | 12 | Co Leeds | 2:50.61 |
| 5 | 15 | Robert LITTLER | 11 | Leyland Barr | 2:49.38 |
| 6 | 16 | Finlay WILLIAMS | 13 | Co Leeds | 2:44.00 |
| 7 | 17 | Jacob GRIERSON | 12 | Bo Kirklees | 2:42.28 |
| 8 | 18 | Jack SENIOR | 13 | Co Leeds | 2:41.90 |
| 9 | 19 | Joshua SUTCLIFFE | 12 | Co Leeds | 2:37.89 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 21 | Emilio PANIAGUA-GUTIER | 13 | Co Leeds | 2:33.55 |
| 1 | 24 | Adam BANKS | 14 | Derventio | 2:30.93 |
| 2 | 26 | Casper RAYNARD | 15 | Derventio | 2:25.83 |
| 3 | 28 | Oliver DUCKWORTH | 15 | Grimsby AST | 2:23.94 |
| 4 | 30 | Jacob BUTTERFIELD | 17 | Co Leeds | 2:12.81 |
| 5 | 29 | Oliver NEVITT | 15 | Lincoln Vulc | 2:23.45 |
| 6 | 27 | Kyle MCKENNA | 14 | Leyland Barr | 2:24.42 |
| 7 | 25 | Adam AKIK | 15 | Bolton Metro | 2:29.69 |
| 8 | 23 | Harry MILNER | 13 | Co Leeds | 2:31.30 |
| 9 | 20 | Benjamin GAVELLE | 15 | Rotherham Mo | 2:35.41 |