Jefferson County, Wisconsin

Jefferson County
Jefferson County courthouse
Location within the U.S. state of Wisconsin
Wisconsin's location within the U.S.
Coordinates: 43°01′N 88°47′W / 43.02°N 88.78°W / 43.02; -88.78
Country United States
State Wisconsin
Founded1839
Named forThomas Jefferson
SeatJefferson
Largest cityWatertown
Area
 • Total583 sq mi (1,510 km2)
 • Land556 sq mi (1,440 km2)
 • Water26 sq mi (70 km2)  4.5%
Population
 • Total84,900
 • Density152.6/sq mi (58.9/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district5th
Websitewww.jeffersoncountywi.gov

Jefferson County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 84,900.[1] Its county seat is Jefferson.[2]

References

  1. 1.0 1.1 "QuickFacts: Jefferson County, Wisconsin". United States Census Bureau. Retrieved January 20, 2024.
  2. National Association of Counties. "NACo County Explorer". Retrieved January 20, 2024.