Posey County, Indiana

Posey County is a county in the U.S. state of Indiana. As of 2020, 25,222 people lived there.^[1] The county seat is Mount Vernon.^[2]

Posey County
County
Posey County Courthouse in Mount Vernon
Location within the U.S. state of Indiana
Indiana's location within the U.S.
Coordinates: 38°01′N 87°52′W
Country	United States
State	Indiana
Founded	11 November 1814
Named for	Thomas Posey
Seat	Mount Vernon
Largest city	Mount Vernon
Area
• Total	419.32 sq mi (1,086.0 km2)
• Land	409.57 sq mi (1,060.8 km2)
• Water	9.75 sq mi (25.3 km2)
Population  (2020)[1]
• Total	25,222
• Density	60/sq mi (23/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	8th
Website	www.poseycountyin.gov
Indiana county number 65 Southernmost county in Indiana Westernmost county in Indiana Lowest point in Indiana located at county's southwestern tip