Eau Claire County, Wisconsin

Eau Claire County
Eau Claire County Courthouse, February 2015
Location within the U.S. state of Wisconsin
Wisconsin's location within the U.S.
Coordinates: 44°44′N 91°17′W / 44.73°N 91.29°W / 44.73; -91.29
Country United States
State Wisconsin
Founded1856
Named afterEau Claire River
SeatEau Claire
Largest cityEau Claire
Government
  County AdministratorKathryn Schauf
Area
  Total
645 sq mi (1,670 km2)
  Land638 sq mi (1,650 km2)
  Water7.3 sq mi (19 km2)  1.1%
Population
 (2020)
  Total
105,710
  Estimate 
(2023)
107,903
  Density165.7/sq mi (64.0/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district3rd
Websitewww.eauclairecounty.gov

Eau Claire County (/ˈklɛər/ ) is a county located in the U.S. state of Wisconsin. As of the 2020 census, the population was 105,710. Its county seat is Eau Claire. The county took its name from the Eau Claire River.

Eau Claire County is included in the Eau Claire, WI Metropolitan Statistical Area as well as the Eau Claire-Menomonie WI Combined Statistical Area.