Iowa County, Iowa

Iowa County
Iowa County
County
	Iowa County Courthouse in Marengo
	Location within the U.S. state of Iowa
	Iowa's location within the U.S.
	Coordinates: 41°41′10″N 92°04′01″W / 41.686111111111°N 92.066944444444°W
Country	United States
State	Iowa
Founded	1843
Named for	Iowa River
Seat	Marengo
Largest city	Williamsburg
Area
• Total	587 sq mi (1,520 km2)
• Land	586 sq mi (1,520 km2)
• Water	1.0 sq mi (3 km2) 0.2%
Population (2020)
• Total	16,662
• Density	28/sq mi (11/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	1st
Website	iowacounty.iowa.gov

Iowa County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 16,662.^[1] The county seat is Marengo.^[2]

Iowa County is one of seven counties in the United States to share the same name as the state they are located in. The other six counties are Arkansas County, Hawaii County, Idaho County, New York County, Oklahoma County, and Utah County.^[3]

^ "2020 Census State Redistricting Data". census.gov. United states Census Bureau. Retrieved August 12, 2021.
^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
^ Joseph Nathan Kane; Charles Curry Aiken (2005). The American Counties: Origins of County Names, Dates of Creation, and Population Data, 1950-2000. Scarecrow Press. ISBN 978-0-8108-5036-1.