Madison County Address Data

  • State: Iowa
  • County: Madison County
  • County Seat: Winterset
  • FIPS: 19121
  • Founded in: 1844
  • Population: 16,249
  • Density: 28 Persons/Square Mile
  • Area: 561 Square Miles
  • Government Type: County
  • Authority: Home Rule
  • Legislative Body: Board of Supervisors
  • Legislative Body Size: 3
  • County Contact: PO BOX 152
    County Courthouse
    Winterset, IA 50273-0152
  • County site: http://www.madisoncoia.us/
  • Labor Force: 8,397
  • Unemployment Rate: 3.20%
  • Gross Domestic Product (GDP): $393.0 M

Top Cities in Madison County

Major Cities (population)

Neighbor Counties

  • Adair County
  • Clarke County
  • Dallas County
  • Guthrie County
  • Polk County
  • Union County
  • Warren County
On this page