Wikipedia: Buchanan County, Iowa
- Encyclopedia article covers geography, demographics and localities. Includes maps.
- http://en.wikipedia.org/wiki/Buchanan_County,_Iowa

Buchanan County Economic Development Commission
- Includes a brief description of the county, calendar of events, directory of businesses and services, schools and libraries of its 11 communities, tourism, economic development, employment opportunities and information request form.
- http://www.growbuchanan.com

City-Data.com: Buchanan County, Iowa
- Profiles population demographics, jobs, housing, agriculture and crime statistics. Contains a list of recreational areas, churches, cemeteries, post offices, charts, graphs and maps.
- http://www.city-data.com/county/Buchanan_County-IA.html

Buchanan County , Iowa - US Census Bureau
- Provides population, demographic, and housing information.
- http://quickfacts.census.gov/qfd/states/19/19019.html

Buchanan County Amateur Radio Club
- Established in 2004 with goals of generating more interest in ham radio and providing emergency communications in the event of disaster in the county. Includes news, meeting schedule, newsletters, list of officers and repeater information.
- http://www.bcarc.net/

Wikipedia: Littleton, Iowa
- Encyclopedia article provides a brief history of this unincorporated community, northwest of Independence.
- http://en.wikipedia.org/wiki/Littleton,_Iowa

Littleton & Chatham, Iowa
- Provides calendar, cemetery records, maps, photographs, and a guestbook.
- http://freepages.history.rootsweb.com/~littletonia/