| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Adam THOMPSON | 12 | Flitwick | 47.40 |
| 2 | 2 | Elliot KEFFORD | 12 | Dunstable | 47.04 |
| 3 | 3 | Jack MACDONALD | 12 | Putteridge | 44.46 |
| 4 | 4 | George DE VOOGT | 12 | Leighton Buz | 40.92 |
| 5 | 5 | Jack JUGGINS | 12 | Team Luton | 42.95 |
| 6 | 6 | Sam HUMPHREY | 12 | Linslade | 46.61 |
| 7 | 7 | Oliver McCULLOCH | 12 | Modernian | 47.21 |
| 8 | 8 | Nathan CLOSE | 12 | Biggleswade | 47.42 |