Richland County, Ohio

Richland County: County in Ohio, United States


Richland County is a county located in the U.S. state of Ohio. As of the 2010 census, the population was 124,475 and a population density of 96 people per km². After 10 years in 2020 county had an estimated population of 120,891 inhabitants. Its county seat is Mansfield. The county was created 215 years ago in 1808.

Quick Facts about Richland County

Population : 120,891 (2020)
Country : United States of America
State : Ohio (United States)
Different from : Richland County, Richland County, Richland County, Richland County, Richland Parish, Richland County
Twitter username : richlandctyoh
Plate code : 70
Area : 1296 km2
Water as percent of area : 1%
Land as percent of area : 99%
Capital : Mansfield
Establishment : January 01, 1808
Time Zone : America/New_York
Local time : 00:36:38 (1st February 2023)
Density : 93 Pop. per km² as of 2020
Population growth : -2.96% (2010-2020)
Richland County locator map
Location of Richland County on Ohio map.
Richland Co CIMG9449 image
Richland Co CIMG9449
Richland Co CIMG9449 image


Richland County is located at 40°46'29"N 82°32'11"W (40.7746800, -82.5364800). It has 2 neighbors: Crawford County and Knox County.

Richland County map

The largest city of Richland County is Mansfield with a population of 46,125. Other cities include, Shelby population 9,066, Ontario population 6,102 and Bethlehem population 1,110. See all Richland County cities & populated places.

Richland County Populated Places

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

City Name Population Title
Mansfield 46,125 City in U.
Shelby 9,066 City in Ohio, United States
Ontario 6,102 City in Ohio, USA
Lexington 5,328 Village in Richland County, Ohio, United States
Bellville 1,935 Town in Ohio
Bethlehem 1,110 Human settlement in Ohio, United States
Butler 897 Village in Ohio, United States
Lucas 585 Village in Richland County, Ohio

Richland County has 2 neighbours.


According to census records, the population of Richland County decreased by 2.96% in 10 years.

Year Population % Change Method
2010 124,475 - census
2011 123,144 -1.08% estimation process
2012 122,633 -0.42% estimation process
2013 122,314 -0.26% estimation process
2014 121,999 -0.26% estimation process
2015 121,688 -0.26% estimation process
2016 121,242 -0.37% estimation process
2017 120,430 -0.67% estimation process
2018 120,987 0.46% estimation process
2019 121,154 0.14% estimation process
2020 120,891 -0.22% estimation process

Comitatul Richland, Comte de Richland, Comté de Richland, Condado de Richland, Condado han Richland, Contea di Richland, Hrabstwo Richland, Okrug Richland, Quan Richland, Quận Richland, Richland, Richland Comitatus, Richland Kun, Richland Kūn, Richland konderria, Richland megye, Richlandin piirikunta, Richlend, li qi lan xian, mqatʿt rtshland, ricalyanda ka'unti, ritchirando jun, shhrstan rychlnd awhayw, Округ Ричланд, Ричланд, Ричленд, Річленд, رچلینڈ کاؤنٹی، اوہائیو, شهرستان ریچلند، اوهایو, مقاطعة رتشلاند, রিচল্যান্ড কাউন্টি, リッチランド郡, 里奇蘭縣

People born in Richland County (7)

People born in Richland County, including politician John W. Leedy, circus performer Eli Bowen, Civil War Medal of Honor recipient Smith Larimer, .


  • William Lafayette Strong (Mayor of New York City) he was born in 22/03/1827
  • Verner Zevola Reed (American businessman and writer) he was born in 13/10/1863
  • John Franklin Kramer (American judge) he was born in 10/02/1869
  • Stanley J. Morrow (American photographer) he was born in 03/05/1843

Other places with the same name (6)

Ohio Other Counties (more counties)

County Name Population Title
Franklin County 1,324,624 County in Massachusetts, United States
Cuyahoga County 1,227,883 County in Ohio, United States
Columbus 884,356 Capital city of Ohio, United States
Hamilton County 817,985 County in New York, United States
Summit County 538,866 County in northern Utah, United States
Montgomery County 531,610 County in Ohio, United States
Lucas County 428,294 County in Ohio, United States
Butler County 385,648 County in Ohio, United States of America
Cleveland 378,589 City in Ohio, United States
Stark County 369,772 County in Ohio, United States
Lorain County 312,172 County in Ohio, United States
Cincinnati 304,548 City in Ohio, United States; county seat of Hamilton County
Toledo 271,455 County seat of Lucas County, Ohio, United States
Warren County 238,412 County in New York, United States
Lake County 229,569 County in Ohio, United States
Mahoning County 226,075 County in Ohio, United States