| Season: | 2008 - 09 |
| League Result: | 6th |
| Cup1 Result: | Second round |
| Cup2 Result: | First round |
| League Topscorer: | Adam Le Fondre (17) |
| Season Topscorer: | Adam Le Fondre (20) |
| Highest Attendance: | 5,786 vs Oldham Athletic, League Cup (12 August 2008) |
| Lowest Attendance: | 1,608 vs Carlisle United, Football League Trophy (7 October 2008) |
| Pattern La1: | _black_stripes |
| Pattern B1: | _blackstripescollar |
| Pattern Ra1: | _black_stripes |
| Pattern Sh1: | _bluestripes |
| Pattern So1: | _whitetop |
| Leftarm1: | 0000ff |
| Body1: | 0000ff |
| Rightarm1: | 0000ff |
| Socks1: | 0000ff |
| Pattern B2: | _bluebow |
| Pattern Sh2: | _whitestripes |
| Pattern So2: | _bluehorizontal |
| Shorts2: | 0000ff |
| Pattern B3: | _blackbow |
| Leftarm3: | ffdb00 |
| Body3: | ffdb00 |
| Rightarm3: | ffdb00 |
| Shorts3: | ffdb00 |
| Socks3: | ffdb00 |
| Nextseason: | 2009–10 |
The 2008–09 Rochdale A.F.C. season was the club's 88th season in the Football League, and the 35th consecutive season in the bottom division of the League. Rochdale finished the season in 6th place in League Two, but missed out on promotion to League One after losing in the play-off semi-final against Gillingham. Adam Le Fondre finished as the club's top goal scorer with twenty goals in all competitions.
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| Player | From | Fee | Date | Notes | |
|---|---|---|---|---|---|
| Free | 30-06-2008 | [3] | |||
| Free | 02-07-2008 | [4] | |||
| Free | 02-07-2008 | ||||
| Undisclosed | 05-07-2008 | [5] | |||
| Undisclosed | 05-01-2009 | [6] | |||
| Undisclosed | 23-02-2009 | [7] |