| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Ellis Stanhope | 14 | Sevenoaks | 4:27.18 |
| 1 | 2 | Lewis Moore | 14 | Deben | 4:26.15 |
| 2 | 3 | Oliver Duckworth | 14 | Grimsby AST | 4:25.35 |
| 3 | 4 | Samuel Salih | 14 | Co Sheffield | 4:23.40 |
| 4 | 5 | Lewis Binning | 13 | Romford Town | 4:22.62 |
| 5 | 6 | Kieran Dale | 14 | Thanet Swim | 4:23.07 |
| 6 | 7 | Daniel Johnson | 14 | Royal Wolv | 4:24.47 |
| 7 | 8 | James Newman | 14 | Co Leicester | 4:25.62 |
| 8 | 9 | Harrison Barber | 13 | Biddulph | 4:26.97 |
| 9 | 10 | Benjamin Foster | 14 | Stockport Mo | 4:28.01 |