Plainville is a

census-designated place A census-designated place (CDP) is a Place (United States Census Bureau), concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the count ...

(CDP) in Columbia Township, Hamilton County,

Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...

, United States. The population was 120 at the 2020 census.

Geography

Plainville is located at in a valley on the banks of the

Little Miami River The Little Miami River ( sjw, Cakimiyamithiipi) is a Class I tributary of the Ohio River that flows U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map, accessed May 26, 2011 through five counties ...

, opposite Newtown and adjacent to Mariemont and Indian Hill. Plainville is part of the

Greater Cincinnati The Cincinnati metropolitan area and also known as the Cincinnati Tri-State area, or Greater Cincinnati) is a metropolitan area centered on Cincinnati and including surrounding counties in the U.S. states of Ohio, Kentucky, and Indiana. The area ...

area and the Mariemont City School District. Many of the residences and structures are from the 19th century, and the old Plainville School which was built in 1910 and closed in 1957 still stands on Walton Creek Road and now serves as the home theater for the Mariemont Players theater troupe. According to the

United States Census Bureau The United States Census Bureau (USCB), officially the Bureau of the Census, is a principal agency of the U.S. Federal Statistical System, responsible for producing data about the American people and economy. The Census Bureau is part of t ...

, the CDP has a total area of , all land.

Demographics

As of the census of 2020, there were 120 people living in the CPD, for a population density of 1,318.68 people per square mile (508.21/km²). There were 67 housing units. The racial makeup of the CPD was 95.8%

White White is the lightest color and is achromatic (having no hue). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully reflect and scatter all the visible wavelengths of light. White o ...

, 0.0%

Black Black is a color which results from the absence or complete absorption of visible light. It is an achromatic color, without hue, like white and grey. It is often used symbolically or figuratively to represent darkness. Black and white ...

African American African Americans (also referred to as Black Americans and Afro-Americans) are an ethnic group consisting of Americans with partial or total ancestry from sub-Saharan Africa. The term "African American" generally denotes descendants of ens ...

, 0.0% Native American, 0.0% Asian, 0.0%

Pacific Islander Pacific Islanders, Pasifika, Pasefika, or rarely Pacificers are the peoples of the Pacific Islands. As an ethnic/racial term, it is used to describe the original peoples—inhabitants and diasporas—of any of the three major subregions of O ...

, 0.8% from some other race, and 3.3% from two or more races. 0.8% of the population were

Hispanic The term ''Hispanic'' ( es, hispano) refers to people, cultures, or countries related to Spain, the Spanish language, or Hispanidad. The term commonly applies to countries with a cultural and historical link to Spain and to viceroyalties forme ...

Latino Latino or Latinos most often refers to: * Latino (demonym), a term used in the United States for people with cultural ties to Latin America * Hispanic and Latino Americans in the United States * The people or cultures of Latin America; ** Latin A ...

of any race. There were 68 households, out of which 0.0% had children under the age of 18 living with them, 0.0% were married couples living together, 0.0% had a male householder with no spouse present, and 100.0% had a female householder with no spouse present. 0.0% of all households were made up of individuals. The average household size was 2.24. 100.0% of the CPD's population were age 18 to 64. 55.3% were age 30 to 34 and 44.7% were 60 to 64. According to the U.S. Census American Community Survey, about 0.0% of the population were living below the

poverty line The poverty threshold, poverty limit, poverty line or breadline is the minimum level of income deemed adequate in a particular country. The poverty line is usually calculated by estimating the total cost of one year's worth of necessities for t ...

. About 55.3% of the population were employed, and 0.0% had a bachelor's degree or higher.

References

Census-designated places in Hamilton County, Ohio Census-designated places in Ohio {{HamiltonCountyOH-geo-stub