Washtenaw County, Michigan

Washtenaw County
County
Washtenaw County Courthouse
Location within the U.S. state of Michigan
Michigan's location within the U.S.
Coordinates: 42°15′N 83°50′W / 42.25°N 83.84°W / 42.25; -83.84
Country	United States
State	Michigan
Founded	1822 (created) 1826 (organized)[1][2]
Named for	O-wash-ta-nong ("far away water"), Ojibwe name for the Grand River
Seat	Ann Arbor
Largest city	Ann Arbor
Area
• Total	722 sq mi (1,870 km2)
• Land	706 sq mi (1,830 km2)
• Water	16 sq mi (40 km2)  2.3%
Population  (2020)[3]
• Total	372,258
• Density	527/sq mi (203/km2)
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
Website	washtenaw.org

Washtenaw County (/ˈwɒʃtɪnɔː/) is a county located in the U.S. state of Michigan. As of the 2020 census, the population was 372,258.^[3] The county seat is Ann Arbor.^[4]

The county is home to the University of Michigan, Eastern Michigan University, Washtenaw Community College, and Concordia University Ann Arbor.

1. ↑ "Bibliography on Washtenaw County". Clarke Historical Library, Central Michigan University. Archived from the original on October 6, 2014. Retrieved January 23, 2013.
2. ↑ "About —". ewashtenaw.org. Archived from the original on October 28, 2012. Retrieved June 16, 2006.
3. ↑ ^{3.0 3.1} "Washtenaw County, Michigan". United States Census Bureau. Retrieved August 7, 2023.
4. ↑ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.