Ohio County , Indiana

Ohio County: County in Indiana, United States

Ohio County locator map
Location of Ohio County on Indiana map.


Ohio County is a county located in the U.S. state of Indiana. As of the 2010 census, the population was 6,128 and a population density of 27 people per km². After 9 years in 2019 county had an estimated population of 5,875 inhabitants. Its county seat is Rising Sun. The county was created 177 years ago in 1843.


Ohio County is located at 38°57'0"N 84°57'54"W (38.9501000, -84.9650300). It has 3 neighbors: Boone County, Dearborn County and Switzerland County.

Ohio County Indiana Courthouse image
Ohio County Indiana Courthouse

The largest city of Ohio County is Rising Sun with a population of 2,139. . See all Ohio County cities & populated places.

Ohio County Indiana Courthouse image

Ohio County map

Ohio County Quick Facts

Population : 5,875 (2019)
Country : United States of America
State : Indiana (United States)
Different from : Ohio County, Ohio County
Area : 227 km2
Water as percent of area : 1.48%
Land as percent of area : 98.52%
Named for : Ohio River
Capital : Rising Sun
Establishment : January 01, 1844
Time Zone : Eastern Time Zone
Local time : 05:36:13 (2nd August 2021)
Density : 26 Pop. per km² as of 2019
Population growth : -4.31% (2010-2019)

Ohio County has 3 neighbours.

  • Rising Sun


According to census records, the population of Ohio County decreased by 4.31% in 9 years.

Year Population % Change Method
2010 6,128 - census
2011 6,052 -1.26% estimation process
2012 6,055 0.05% estimation process
2013 5,986 -1.15% estimation process
2014 5,957 -0.49% estimation process
2015 5,877 -1.36% estimation process
2016 5,885 0.14% estimation process
2017 5,854 -0.53% estimation process
2018 5,879 0.43% estimation process
2019 5,875 -0.07% estimation process

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Other places with the same name (2)

Ohio County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Ohio County.

City Name Population Title
Rising Sun 2,139 County seat in Indiana
Hartford 910 Township in Adams County, Indiana
Milton 446 Town in Indiana, USA

Indiana Other Counties (more counties)

County Name Population Title
Indiana 6,732,219 State of the United States of America
Marion County 964,582 County in Oregon, United States
Indianapolis 886,220 City in and county seat of Marion County, Indiana, United States and the Indiana federated state capital city
Lake County 485,493 County in Indiana, United States
Allen County 379,299 County in Indiana, United States
Hamilton County 338,011 County in Indiana, United States
Saint Joseph County 271,826 County in Indiana, United States
Fort Wayne 270,402 County seat of Allen County, Indiana, United States
Elkhart County 206,341 County in Indiana, United States
Tippecanoe County 195,732 County in the northwest quadrant of Indiana, United States
Vanderburgh County 181,451 County in Indiana, United States
Porter County 170,389 County in Indiana, United States
Hendricks County 170,311 County in Indiana, United States
Johnson County 158,167 County in Indiana, United States
Monroe County 148,431 County in Indiana, United States
Madison County 129,569 County in Indiana, United States

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