| County: | Richland County |
| State: | Ohio |
| Flag: | Flag of Richland County, Ohio.png |
| Seal: | Seal of Richland County Ohio.svg |
| Founded Year: | 1813 |
| Founded Date: | March 1 |
| Seat Wl: | Mansfield |
| Largest City Wl: | Mansfield |
| Area Total Sq Mi: | 500 |
| Area Land Sq Mi: | 495 |
| Area Water Sq Mi: | 4.8 |
| Area Percentage: | 1.0% |
| Census Yr: | 2020 |
| Pop: | 124936 |
| Pop Est As Of: | 2024 |
| Density Sq Mi: | 250 |
| Time Zone: | Eastern |
| Web: | www.richlandcountyoh.us |
| Ex Image: | Richland Co CIMG9449.JPG |
| Ex Image Cap: | Richland County Courthouse |
| District: | 4th |
Richland County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 124,936.[1] Its county seat is Mansfield.[2] The county was created in 1808 and later organized in 1813.[3] It is named for the fertile soil found there.[4] Richland County is included in the Mansfield, OH Metropolitan Statistical Area as well as the Mansfield-Ashland-Bucyrus, OH Combined Statistical Area. The county is one of the six Metropolitan Statistical Areas that make up Northeast Ohio.
At its formation in 1806 Richland County encompassed a larger area. The land was mainly forest. Settlers cleared the land for farming and the population increased. When Ashland County was formed on February 24, 1846, most of its area was provided by townships annexed in whole (such as Green Township) or in part (Clear Creek, Milton and Mifflin townships) from eastern Richland County.
According to the U.S. Census Bureau, the county has a total area of, of which is land and (1.0%) is water.[5]
As of the census[6] of 2000, there were 128,852 people, 49,534 households, and 34,277 families living in the county. The population density was 259/mi2. There were 53,062 housing units at an average density of 107adj=preNaNadj=pre. The racial makeup of the county was 88.16% White, 9.43% Black or African American, 0.20% Native American, 0.51% Asian, 0.03% Pacific Islander, 0.38% from other races, and 1.28% from two or more races. 0.93% of the population were Hispanic or Latino of any race. 96.0% spoke English, 1.2% German and 1.2% Spanish as their first language.
There were 49,534 households, out of which 30.90% had children under the age of 18 living with them, 54.30% were married couples living together, 11.40% had a female householder with no husband present, and 30.80% were non-families. 26.50% of all households were made up of individuals, and 10.90% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 2.98.
In the county, the population was spread out, with 24.80% under the age of 18, 8.40% from 18 to 24, 28.60% from 25 to 44, 24.10% from 45 to 64, and 14.20% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 101.30 males. For every 100 females age 18 and over, there were 99.30 males.
The median income for a household in the county was $37,397, and the median income for a family was $45,036. Males had a median income of $35,425 versus $22,859 for females. The per capita income for the county was $18,582. About 8.20% of families and 10.60% of the population were below the poverty line, including 15.30% of those under age 18 and 7.70% of those age 65 or over.
As of the 2010 United States Census, there were 124,475 people, 48,921 households, and 32,510 families living in the county.[7] The population density was . There were 54,599 housing units at an average density of 110.2/mi2.[8] The racial makeup of the county was 87.5% white, 9.4% black or African American, 0.6% Asian, 0.2% American Indian, 0.4% from other races, and 1.9% from two or more races. Those of Hispanic or Latino origin made up 1.4% of the population.[7] In terms of ancestry, 30.6% were German, 13.3% were Irish, 12.6% were English, and 8.0% were American.[9]
Of the 48,921 households, 29.9% had children under the age of 18 living with them, 49.7% were married couples living together, 12.5% had a female householder with no husband present, 33.5% were non-families, and 28.8% of all households were made up of individuals. The average household size was 2.40 and the average family size was 2.93. The median age was 40.9 years.[7]
The median income for a household in the county was $42,664 and the median income for a family was $54,637. Males had a median income of $42,919 versus $31,228 for females. The per capita income for the county was $21,459. About 8.6% of families and 12.4% of the population were below the poverty line, including 18.9% of those under age 18 and 8.2% of those age 65 or over.[10]
See also: Ohio county government.
Prior to 1944, Richland County was Democratic in presidential elections, only voting for Republican candidates four times from 1856 to 1940. But starting with the 1944 election, it has become a Republican stronghold for presidential elections, with Lyndon B. Johnson being the only Democrat to win since then. At 43%, Herbert Hoover in 1928 claimed the largest percentage margin of victory. Donald Trump recorded the largest victory by total number of votes in 2020.|}