| Fastest Heat - 6 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 51 | Thomas Smith | 17 | Northampton | 16:55.03 |
| 1 | 53 | Simon McCormick | 20 | Derwentside | 16:52.39 |
| 2 | 55 | Albert Karavis | 18 | Windsor | 16:51.02 |
| 3 | 57 | Jamie Garbutt | 18 | Middlesboro | 16:45.17 |
| 4 | 59 | Matt Edwards | 21 | Tavistock | 16:34.70 |
| 5 | 58 | Oliver Jarvis | 18 | N Cornwall | 16:44.90 |
| 6 | 56 | Harry Hathaway | 18 | Mt Kelly | 16:47.49 |
| 7 | 54 | Timothy Robinson | 19 | Bath Univ | 16:52.26 |
| 8 | 52 | Elliot Bertram | 18 | Enfield Sq | 16:52.81 |
| 9 | 50 | Liam Snook | 17 | Northampton | 16:55.11 |