| From | Team | Fee | Apps | Goals | To | |
|---|---|---|---|---|---|---|
| 2001 | Manchester City | - | 0 | 0 | 2005 | (Player) |
| 2002 | Boston United | Loan | 12 | 0 | 2003 | (On loan) |
| 2003 | Notts County | Loan | 6 | 0 | 2003 | (On loan) |
| 2005 | Leicester City | £100,000 | 72 | 3 | 2007 | (Player) |
| 2007 | Charlton Athletic | £650,000 | 29 | 2 | 2008 | (Player) |
| 2008 | Crystal Palace | - | 134 | 6 | 2016 | (Player) |
| 2014 | Sheffield United | Loan | 11 | 1 | 2015 | (On loan) |
| 2015 | Bolton Wanderers | Loan | 5 | 0 | 2015 | (On loan) |
| 2015 | Preston North End | Loan | 1 | 0 | 2015 | (On loan) |