Cass County, Iowa

Cass County
Cass County
County
	Cass County Courthouse
	Location within the U.S. state of Iowa
	Iowa's location within the U.S.
	Coordinates: 41°19′46″N 94°55′45″W / 41.329444444444°N 94.929166666667°W
Country	United States
State	Iowa
Founded	1851
Named for	Lewis Cass
Seat	Atlantic
Largest city	Atlantic
Area
• Total	565 sq mi (1,460 km2)
• Land	564 sq mi (1,460 km2)
• Water	0.7 sq mi (2 km2) 0.1%
Population (2020)
• Total	13,127
• Density	23/sq mi (9.0/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	3rd
Website	www.casscountyia.gov

Cass County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 13,127.^[1] Its county seat is Atlantic.^[2] It was named to honor Lewis Cass, who was the 1848 Democratic nominee for president.

^ "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.