| Name | Age | Club | Time | Splits | ||||
| 1 | James Clegg | 16 | B.E.S.T. | 5:08.34 | 33.91 | 1:12.96 | 1:52.60 | 2:32.91 | 3:13.18 | 3:53.19 | 4:31.97 | 5:08.34 |
| 2 | David Roberts | 30 | Caerphilly | 5:08.61 | 35.04 | 1:13.49 | 1:52.40 | 2:32.22 | 3:12.00 | 3:52.30 | 4:31.87 | 5:08.61 |
| 3 | Robert Dalgleish | 14 | West Lothian | 5:17.20 | 34.45 | 1:13.51 | 1:52.09 | 2:32.87 | 3:14.61 | 3:55.72 | 4:37.28 | 5:17.20 |