Key: Win : Draw : Loss
| Date | Home | Away | Ref | ||
|---|---|---|---|---|---|
| 06/08/2011 | Derby | 2 | 1 | Birmingham | N Swarbrick |
| 13/08/2011 | Watford | 0 | 1 | Derby | D Deadman |
| 17/08/2011 | Blackpool | 0 | 1 | Derby | M Haywood |
| 20/08/2011 | Derby | 3 | 0 | Doncaster | O Langford |
| 27/08/2011 | Derby | 1 | 2 | Burnley | A Haines |
| 10/09/2011 | Coventry | 2 | 0 | Derby | C Foy |
| 17/09/2011 | Nott'm Forest | 1 | 2 | Derby | S Mathieson |
| 24/09/2011 | Derby | 3 | 0 | Millwall | C Webster |
| 27/09/2011 | Derby | 1 | 1 | Barnsley | N Miller |
| 01/10/2011 | Leicester | 4 | 0 | Derby | H Webb |
| 15/10/2011 | Derby | 1 | 1 | Southampton | M Brown |
| 18/10/2011 | Reading | 2 | 2 | Derby | R East |
| 22/10/2011 | Middlesbrough | 2 | 0 | Derby | C Boyeson |
| 29/10/2011 | Derby | 3 | 1 | Portsmouth | C Pawson |
| 02/11/2011 | Derby | 0 | 3 | Cardiff | E Ilderton |
| 05/11/2011 | Peterboro | 3 | 2 | Derby | I Williamson |
| 19/11/2011 | Derby | 0 | 2 | Hull | D Deadman |
| 26/11/2011 | West Ham | 3 | 1 | Derby | C Webster |
| 29/11/2011 | Derby | 0 | 1 | Brighton | G Salisbury |
| 02/12/2011 | Crystal Palace | 1 | 1 | Derby | A D'Urso |
| 10/12/2011 | Derby | 2 | 1 | Bristol City | R Madley |
| 17/12/2011 | Ipswich | 1 | 0 | Derby | D Webb |
| 26/12/2011 | Derby | 1 | 0 | Leeds | A Bates |
| 31/12/2011 | Derby | 2 | 1 | West Ham | J Moss |
| 02/01/2012 | Hull | 0 | 1 | Derby | P Gibbs |
| 14/01/2012 | Derby | 1 | 0 | Coventry | R East |
| 21/01/2012 | Burnley | 0 | 0 | Derby | L Probert |
| 31/01/2012 | Barnsley | 3 | 2 | Derby | A Woolmer |
| 11/02/2012 | Millwall | 0 | 0 | Derby | O Langford |
| 14/02/2012 | Derby | 0 | 1 | Reading | G Eltringham |
| 18/02/2012 | Southampton | 4 | 0 | Derby | G Scott |
| 23/02/2012 | Derby | 0 | 1 | Leicester | S Hooper |
| 03/03/2012 | Birmingham | 2 | 2 | Derby | P Tierney |
| 06/03/2012 | Derby | 2 | 1 | Blackpool | C Boyeson |
| 10/03/2012 | Derby | 1 | 2 | Watford | S Mathieson |
| 13/03/2012 | Derby | 1 | 0 | Nott'm Forest | A D'Urso |
| 17/03/2012 | Doncaster | 1 | 2 | Derby | D Coote |
| 20/03/2012 | Brighton | 2 | 0 | Derby | D Sheldrake |
| 24/03/2012 | Derby | 3 | 2 | Crystal Palace | M Russell |
| 31/03/2012 | Bristol City | 1 | 1 | Derby | G Ward |
| 07/04/2012 | Derby | 0 | 0 | Ipswich | M Haywood |
| 09/04/2012 | Leeds | 0 | 2 | Derby | O Langford |
| 14/04/2012 | Derby | 0 | 1 | Middlesbrough | C Pawson |
| 17/04/2012 | Cardiff | 2 | 0 | Derby | L Probert |
| 21/04/2012 | Portsmouth | 1 | 2 | Derby | M Naylor |
| 28/04/2012 | Derby | 1 | 1 | Peterboro | R East |