| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Max Wilson | 16 | Modernian | 4:17.77 |
| 1 | 2 | Reece Nicholls | 16 | Basildon Ph | 4:17.04 |
| 2 | 3 | Harry Bamforth | 16 | Ellesmere Co | 4:16.68 |
| 3 | 4 | Myles Turner | 16 | West Suffolk | 4:14.65 |
| 4 | 5 | Kane Murcott | 16 | Royal Wolv | 4:12.83 |
| 5 | 6 | Cadan Mc Carthy | 16 | Munster IRL | 4:14.32 |
| 6 | 7 | Joseph Dobb | 16 | Bromley | 4:16.33 |
| 7 | 8 | Samuel Pereira | 16 | Enfield Sq | 4:16.75 |
| 8 | 9 | Alexander Axford | 16 | Co Manch Aq | 4:17.32 |
| 9 | 10 | Joshua Lewis | 16 | Thanet Swim | 4:21.77 |