Madison County, Iowa Basics:
Madison County Iowa - Government Site
Population: 15,628
Area: 561 square miles
County seat: Winterset
Area code(s) in use: 641 515
Time zone: CST
High school graduate or higher: 94.3%
Bachelor's degree or higher: 21.2%
Median household income: $56,765
Persons in poverty: 9.2%
Home ownership rate: 77.4%
Mean travel time to work: 27.0 minutes
Adjacent counties:
Adair Clarke Dallas Guthrie Polk Union Warren