Walworth County, Wisconsin

Walworth County
Location within the U.S. state of Wisconsin
Wisconsin's location within the U.S.
Coordinates: 42°40′N 88°32′W / 42.67°N 88.54°W / 42.67; -88.54
Country United States
State Wisconsin
Founded1839
Named afterReuben H. Walworth
SeatElkhorn
Largest cityWhitewater
Area
  Total
577 sq mi (1,490 km2)
  Land555 sq mi (1,440 km2)
  Water21 sq mi (50 km2)  3.7%
Population
 (2020)
  Total
106,478
  Estimate 
(2023)
105,822
  Density191.7/sq mi (74.0/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional districts1st, 5th
Websitewww.co.walworth.wi.us

Walworth County is a county located in the U.S. state of Wisconsin. As of the 2020 census, the population was 106,478. Its county seat is Elkhorn. The county was created in 1836 from Wisconsin Territory and organized in 1839. It is named for Reuben H. Walworth. Walworth County comprises the Whitewater-Elkhorn, WI Micropolitan Statistical Area and is included in the Milwaukee-Racine-Waukesha, WI Combined Statistical Area. The University of Wisconsin-Whitewater is located in Walworth County.

Walworth County features several major tourist destinations: Lake Geneva, Alpine Valley Resort, and Alpine Valley Music Theatre. Tourism is a large contributor to Walworth County's economy. It is Wisconsin's fifteenth largest county in population, but it is the sixth largest in terms of economic impact from tourism (nearly $1 billion in 2023).