| Robert Tester | 3:22.04 | 1998-01-18 | aged 12 | Club 200 championships |
| Greg Lasenby | 3:21.93 | 1998-01-18 | aged 12 | Club 200 championships |
| Philip Aldwinckle | 3:15.78 | 2001-03-10 | aged 12 | Age groups 2 & 3 |
| Daniel McDermott | 3:14.04 | 2002-03-17 | aged 12 | Age Groups 7 & 8 |
| Jake Robinson | 3:05.40 | 2006-01-21 | aged 11 | Biggleswade Open |
| Jake Robinson | 3:02.27 | 2007-01-20 | aged 12 | Biggleswade Open |
| Jake Robinson | 2:57.48 | 2007-03-03 | aged 12 | Age Groups Day 1 |