| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Morgan Davies | 15 | Guildford Ct | 4:13.89 |
| 1 | 2 | Harry Chandler | 15 | Royal Wolv | 4:13.45 |
| 2 | 3 | Gabriel Shepherd | 15 | Co Leeds | 4:12.74 |
| 3 | 4 | Thomas Jennings | 15 | Portsmouth N | 4:11.99 |
| 4 | 5 | Daniel Khodaverdi | 14 | Stockport Mo | 4:06.21 |
| 5 | 6 | Llewellyn Porter | 15 | Camden Swiss | 4:07.43 |
| 6 | 7 | Thomas Swales | 14 | Nova Cent'n | 4:12.08 |
| 7 | 8 | Ethan Kelly | 15 | Co Liverpool | 4:12.93 |
| 8 | 9 | Oscar Bellinger | 15 | Salisbury | 4:13.52 |
| 9 | 10 | Thomas Belt | 15 | Plymouth Lea | 4:13.95 |