| Mark Aldwinckle | 3:03.86 | 1996-10-19 | aged 11 | Barnet Copthall Open |
| Mark Aldwinckle | 2:52.97 | 1997-03-22 | aged 11 | Age Groups |
| Mark Aldwinckle | 2:48.58 | 1998-04-04 | aged 12 | Herts Age Groups |
| Greg Lasenby | 2:46.90 | 1998-04-04 | aged 12 | Herts Age Groups |
| James Sutherland | 2:43.77 | 2004-11-21 | aged 12 | Hitchin Open |
| Jake Robinson | 2:39.60 | 2006-11-26 | aged 12 | Hitchin Open |
| Jake Robinson | 2:36.93 | 2007-07-08 | aged 12 | Barnet Copthall Summer Sprints |