| Ian Shannon | 3:50.69 | 1998-01-18 | aged 10 | Club 200 championships |
| Philip Aldwinckle | 3:44.16 | 1998-12-20 | aged 10 | Club 200 meet |
| Jack George | 3:24.52 | 2001-03-10 | aged 10 | Age groups 2 & 3 |
| Jake Robinson | 3:15.85 | 2004-12-12 | aged 10 | Club Championships 4 |
| Jake Robinson | 3:14.48 | 2005-02-12 | aged 10 | Barnet Copthall 200 meet |
| Jake Robinson | 3:14.21 | 2005-03-05 | aged 10 | Age Groups 1 & 2 |