La Crosse County, Wisconsin

La Crosse County
La Crosse County Courthouse
Location within the U.S. state of Wisconsin
Wisconsin's location within the U.S.
Coordinates: 43°55′N 91°07′W / 43.91°N 91.11°W / 43.91; -91.11
Country United States
State Wisconsin
Founded1851
SeatLa Crosse
Largest cityLa Crosse
Area
  Total
480 sq mi (1,200 km2)
  Land452 sq mi (1,170 km2)
  Water28 sq mi (70 km2)  5.9%
Population
 (2020)
  Total
120,784
  Estimate 
(2024)
121,060
  Density250/sq mi (97/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district3rd
Websitewww.lacrossecounty.org

La Crosse County (/ləˈkrɒs/ lə-KROSS) is a county located in the U.S. state of Wisconsin. At the 2020 census, the county's population was 120,784. Its county seat is the city of La Crosse. La Crosse County is included in the La Crosse-Onalaska, WI-MN Metropolitan Statistical Area with a population of 170,341 and is the most populous county on Wisconsin's western border.