Johnson County, Indiana

Johnson County is a county in the U.S. state of Indiana. As of 2020, 161,765 people lived there.^[1] The county seat is Franklin.^[2]

Johnson County
County
Johnson County courthouse in Franklin, Indiana
Location within the U.S. state of Indiana
Indiana's location within the U.S.
Coordinates: 39°29′N 86°06′W
Country	United States
State	Indiana
Founded	1823
Seat	Franklin
Largest city	Greenwood
Area
• Total	321.79 sq mi (833.4 km2)
• Land	320.43 sq mi (829.9 km2)
• Water	1.36 sq mi (3.5 km2)  0.42%
Population  (2020)[1]
• Total	161,765
• Density	436/sq mi (168.4/km2)
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
Congressional district	9th
Website	www.co.johnson.in.us
Indiana county number 41