Clarion County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 37,241. Its county seat is Clarion. The county was formed on March 11, 1839, from parts of Venango and Armstrong counties. Clarion County is entirely defined as part of the Pittsburgh media market. The county is part of the North Central Pennsylvania region of the state.

Geography

According to the U.S. Census Bureau, the county has a total area of 610 sqmi, of which 601 sqmi is land and 9.0 sqmi (1.5%) is water. It has a warm-summer humid continental climate (Dfb), and average temperatures in Clarion borough range from 24.5 °F in January to 82 °F in July. Clarion County is one of the 423 counties served by the Appalachian Regional Commission, and it is identified as part of the "Midlands" by Colin Woodard in his book American Nations: A History of the Eleven Rival Regional Cultures of North America.

Adjacent counties

Parks

Part of Cook Forest State Park is in Clarion County. The Clarion County Park is located in Paint Township. Clarion County Veterans Memorial Park is located directly across Main Street (Route 322) from the Clarion County Courthouse in the center of the Borough of Clarion.

Major highways

Demographics

As of the census of 2020, there were 37,241 people, 18,845 households, and 10,738 families residing in the county. The population density was 69 /mi2. There were 19,426 housing units at an average density of 32 /mi2. The racial makeup of the county was 94% White, 1.4% Black or African American, 0.1% Native American, 0.47% Asian, 3% from other races, and 0.52% from two or more races. 1% of the population were Hispanic or Latino of any race. 43.9% were English or Welsh, 12.9% American, 10.5% German, 8.0% Irish, 6.3% Scotch-Irish, 5.5% Italian and 2.6% Dutch, and 2.0% French ancestry. There were 18,845 households, out of which 28.60% had children under the age of 18 living with them, 54.90% were married couples living together, 8.40% had a female householder with no husband present, and 33.10% were non-families. 26.00% of all households were made up of individuals, and 11.30% had someone living alone who was 65 years of age or older. The average household size was 2.46 and the average family size was 2.95. In the county, the population was spread out, with 21.60% under the age of 18, 15.40% from 18 to 24, 25.20% from 25 to 44, 22.70% from 45 to 64, and 15.20% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 93.30 males. For every 100 females age 18 and over, there were 90.40 males.

2020 census

Government

Voter Registration

As of February 6, 2024, there are 23,414 registered voters in Clarion County.

County commissioners

Other county officials

State senate

State House of Representatives

United States House of Representatives

United States Senate

Education

Colleges and universities

Public school districts

Intermediate unit

Public school districts and private schools in the county are served by Riverview Intermediate Unit IU6 which provides special education and professional development services.

Technical school

Clarion County Career Center is located along State Route 66 in Marianne (Shippenville address).

Private schools

Communities

Under Pennsylvania law, there are four types of incorporated municipalities: cities, boroughs, townships, and, in at most two cases, towns. The following boroughs and townships are located in Clarion County:

Boroughs

Townships

Census-designated places

Population ranking

The population ranking of the following table is based on the 2020 census of Clarion County. † county seat

Notable people