Washington County, Iowa

Washington County
Washington County
County
	Washington County Courthouse
	Location within the U.S. state of Iowa
	Iowa's location within the U.S.
	Coordinates: 41°20′05″N 91°43′11″W / 41.334722222222°N 91.719722222222°W
Country	United States
State	Iowa
Founded	January 18, 1838
Named for	George Washington
Seat	Washington
Largest city	Washington
Area
• Total	571 sq mi (1,480 km2)
• Land	569 sq mi (1,470 km2)
• Water	2.1 sq mi (5 km2) 0.4%
Population (2020)
• Total	22,565
• Density	40/sq mi (15/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	2nd
Website	washingtoncounty.iowa.gov

Washington County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 22,565.^[1] The county seat is Washington.^[2]

^ "2020 Census State Redistricting Data". census.gov. United states Census Bureau. Retrieved August 12, 2021.
^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
^ United States Office of Management and Budget. "Update of Statistical Area Definitions and Guidance on Their Uses" (PDF). pp. 5, 36. Archived from the original (PDF) on May 14, 2006. Retrieved July 21, 2006.