Warren County Democrats
- Provides a list of elected officials and committees, bylaws, calendar of events, volunteer opportunities and ward maps. Located in Indianola.
- http://www.warrendemocrats.org/

Warren County Republicans
- Provides a list of officers and photographs.
- http://www.warrencogop.com/

National Register of Historical Places - Warren County
- Provides a listing of properties, districts, and landmarks in the county. Includes architectural style and period of significance.
- http://www.historicdistricts.com/IA/Warren/state.html

The Political Graveyard: Warren County, Iowa
- Database provides political history, cemetery locations, and brief biographies of politicians who were born, lived or died in the county.
- http://politicalgraveyard.com/geo/IA/WR.html#BORN