A list of baseball card sets distributed by Topps in 2004.
- 2004 Topps
- 2004 Topps Traded
- 2004 Topps All-Time Fan Favorites
- 2004 Topps Heritage
- 2004 Bowman
- 2004 Bowman Draft
- 2004 Bowman Heritage
- 2004 Bowman Chrome
- 2004 Bowman Sterling
- 2004 Topps Chrome
- 2004 Topps Chrome Traded
- 2004 Bowman's Best
- 2004 Topps Finest
- 2004 Topps Retired Signature
- 2004 Topps Pristine
- 2004 Topps Total
- 2004 Topps Originals
- 2004 Topps Clubhouse Relics
- 2004 Topps Tribute Hall of Fame
- 2004 Topps Cracker Jack
- 2004 Bazooka
- 2004 Topps Opening Day