Wikipedia: Wapello County, Iowa - Encyclopedia article presents geography, demographics and links to localities. Includes maps and photograph of the courthouse. - http://en.wikipedia.org/wiki/Wapello_County,_Iowa
Wapello County, Iowa - US Census Bureau - Provides population, demographic, and housing information. - http://quickfacts.census.gov/qfd/states/19/19179.html
Iowa State University Extension - Wapello County - Offers agricultural, business, family and 4-H programs and resources. Includes staff directory, news, events, hours and directions. Located in Ottumwa. - http://www.extension.iastate.edu/wapello/