Calhoun County, Iowa

Calhoun County
Calhoun County
County
	Clockwise from top: Calhoun County Courthouse in Rockwell City, the former Lake City Public Library, a grain elevator in the small town of Somers rises from a field at sunset, and the historic Central School in Lake City
	Location within the U.S. state of Iowa
	Iowa's location within the U.S.
	Coordinates: 42°23′10″N 94°38′50″W / 42.386111111111°N 94.647222222222°W
Country	United States
State	Iowa
Founded	1855
Named for	John C. Calhoun
Seat	Rockwell City
Largest city	Rockwell City
Area
• Total	572 sq mi (1,480 km2)
• Land	570 sq mi (1,500 km2)
• Water	2.1 sq mi (5 km2) 0.4%
Population (2020)
• Total	9,927
• Density	17/sq mi (6.7/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	4th
Website	www.calhouncounty.iowa.gov

Calhoun County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 9,927.^[1] Its county seat is Rockwell City.^[2]

^ "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.