Calhoun County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 9,927. Its county seat is Rockwell City. Wikipedia
Population: 9,725 (2022)
Cities: Rockwell City, Lake City, Lohrville, and more
County seat: Rockwell City
Area: 572 mi²
Named for: John C. Calhoun