Ohio County , Indiana

Ohio County: County in Indiana, United States


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 10 years in 2020 county had an estimated population of 5,892 inhabitants. Its county seat is Rising Sun. The county was created 178 years ago in 1843.

Ohio County Quick Facts

Population : 5,892 (2020)
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 : 17:15:54 (27th September 2022)
Density : 26 Pop. per km² as of 2020
Population growth : -4.01% (2010-2020)
Ohio County locator map
Location of Ohio County on Indiana map.
Ohio County Indiana Courthouse image
Ohio County Indiana Courthouse
Ohio County Indiana Courthouse image


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 map

The largest city of Ohio County is Rising Sun with a population of 2,131. . See all Ohio County cities & populated places.

Ohio County Populated Places

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

City Name Population Title
Hartford 5,668 Township in Adams County, Indiana
Rising Sun 2,131 County seat in Indiana
Milton 443 Town in Indiana, USA

Ohio County has 3 neighbours.

  • Rising Sun


According to census records, the population of Ohio County decreased by 4.01% in 10 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
2020 5,892 0.29% estimation process

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Other places with the same name (3)

Indiana Other Counties (more counties)

County Name Population Title
Marion County 966,183 County in Oregon, United States
Indianapolis 877,903 City in and county seat of Marion County, Indiana, United States and the Indiana federated state capital city
Lake County 487,536 County in Indiana, United States
Allen County 382,187 County in Indiana, United States
Hamilton County 344,238 County in Indiana, United States
Fort Wayne 272,398 County seat of Allen County, Indiana, United States
Saint Joseph County 271,484 County in Indiana, United States
Elkhart County 206,161 County in Indiana, United States
Tippecanoe County 196,115 County in the northwest quadrant of Indiana, United States
Vanderburgh County 182,447 County in Indiana, United States
Hendricks County 173,251 County in Indiana, United States
Porter County 170,980 County in Indiana, United States
Johnson County 160,607 County in Indiana, United States
Monroe County 148,219 County in Indiana, United States
Madison County 129,681 County in Indiana, United States
Clark County 119,266 County in Indiana, United States