EVENT 204 Boy Open 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Liam LYONS | 12 | Derventio | 40.07 |
| 3 | 3 | Edward LUMBARD | 12 | Co Derby | 37.19 |
| 4 | 2 | Jacob PEMBERTON | 12 | Derventio | 39.06 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Manav MISTRY | 14 | Northampton | 34.90 |
| 3 | 7 | Sebastian LEE | 15 | Co Derby | 32.52 |
| 4 | 6 | Sam GRAY | 14 | Northampton | 34.69 |
| 5 | 4 | Lewis HICKMAN | 14 | Royal Wolv | 34.98 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Finn DRYSDALE | 16 | Royal Wolv | 30.81 |
| 2 | 11 | George WHITTLE | 15 | Derventio | 30.35 |
| 3 | 13 | Liam DAWSON | 16 | Royal Wolv | 29.80 |
| 4 | 12 | Charles KELLY | 17 | Southport | 29.90 |
| 5 | 10 | Ethan ELLIS-SIXSMITH | 18 | Royal Wolv | 30.64 |
| 6 | 8 | Elliott BARKER | 14 | Northampton | 30.88 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | Brooke TOTNEY | 17 | Royal Wolv | 29.08 |
| 2 | 17 | Andrew JONES | 17 | Royal Wolv | 28.28 |
| 3 | 19 | Ethan LAWTON | 20 | Derventio | 26.86 |
| 4 | 18 | Oliver BURNS | 16 | Royal Wolv | 27.94 |
| 5 | 16 | Benjamin TWYNHAM | 16 | Co Derby | 28.30 |
| 6 | 14 | Isaac CADDY | 16 | Derventio | 29.60 |