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

The Political Graveyard: Keokuk County, Iowa
- Features lists of politicians who were born in the county, lived or died there, as well as cemeteries and memorial sites.
- http://politicalgraveyard.com/geo/IA/KE.html