| Season: | 2004 - 05 |
| Chairman: | David Kilpatrick |
| League Result: | 9th |
| Cup1 Result: | Third round |
| Cup2 Result: | First round |
| Cup3 Result: | Second round |
| League Topscorer: | Grant Holt (17 goals) |
| Season Topscorer: | Grant Holt (24 goals) |
| Nextseason: | 2005–06 |
The 2004–05 Rochdale A.F.C. season was the club's 84th season in the Football League, and the 31st consecutive season in the fourth tier (now renamed as League Two). Rochdale finished the season in 9th place.
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