Jefferson County, Indiana

county in Indiana, United States

Jefferson County is a county in the U.S. state of Indiana. As of 2020, 33,147 people lived there.[1] The county seat is Madison.[2]

Jefferson County
Jefferson County Courthouse in Madison
Jefferson County Courthouse in Madison
Map of Indiana highlighting Jefferson County
Location within the U.S. state of Indiana
Map of the United States highlighting Indiana
Indiana's location within the U.S.
Coordinates: 38°47′N 85°26′W / 38.79°N 85.44°W / 38.79; -85.44
Country United States
State Indiana
Named forThomas Jefferson
Largest cityMadison
 • Total362.89 sq mi (939.9 km2)
 • Land360.63 sq mi (934.0 km2)
 • Water2.26 sq mi (5.9 km2)  0.62%
 • Total33,147
 • Density89/sq mi (34/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district6th
Indiana county number 39

References change

  1. 1.0 1.1 "QuickFacts: Jefferson County, Indiana". United States Census Bureau. Retrieved September 26, 2023.
  2. "Find a County". National Association of Counties. Archived from the original on 2011-05-31. Retrieved 2011-06-07.