| Mark Aldwinckle | 2:32.68 | 1998-01-18 | aged 12 | Club 200 championships |
| Philip Aldwinckle | 2:27.27 | 2001-03-10 | aged 12 | Age groups 2 & 3 |
| James Sutherland | 2:26.40 | 2004-09-26 | aged 12 | Harlow Open |
| Jake Robinson | 2:22.93 | 2006-03-19 | aged 11 | Age Groups Day 5 |
| Jake Robinson | 2:21.79 | 2007-01-20 | aged 12 | Biggleswade Open |
| Jake Robinson | 2:18.95 | 2007-03-17 | aged 12 | Age Groups Day 5 |
| James Cook | 2:16.39 | 2012-01-22 | aged 12 | Biggleswade Open Day 2 |