Harrison County is a county in the U.S. state of West Virginia. As of the 2010 census, the population was 69,099. The county seat is Clarksburg.
The county terrain consists of low rolling mountains, largely wooded, etched by drainages and creeks. The terrain slopes to the West Fork River valley from both east and west borders, and also generally slopes to the north. Its highest point is on its south corner, at 1,736′ (529m) ASL. The county has a total area of 417 square miles (1,080 km), of which 416 square miles (1,080 km) is land and 0.5 square miles (1.3 km) (0.1%) is water. The county is drained by the north-flowing West Fork River and its tributaries, including Tenmile Creek, Simpson Creek, and Elk Creek.
As of the 2000 United States Census, there were 68,652 people, 27,867 households, and 19,088 families in the county. The population density was 165/sqmi (63.7/km²). There were 31,112 housing units at an average density of 74.8/sqmi (28.9/km²). The racial makeup of the county was 96.55% White, 1.61% Black or African American, 0.15% Native American, 0.59% Asian, 0.03% Pacific Islander, 0.21% from other races, and 0.86% from two or more races. 0.96% of the population were Hispanic or Latino of any race.
There were 27,867 households out of which 29.70% had children under the age of 18 living with them, 53.30% were living together, 11.40% had a female householder with no husband present, and 31.50% were non-families. 27.70% of all households were made up of individuals and 13.20% had someone living alone who was 65 years of age or older. The average household size was 2.42 and the average family size was 2.94.
The county population contained 23.10% under the age of 18, 8.30% from 18 to 24, 27.50% from 25 to 44, 24.50% from 45 to 64, and 16.60% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 91.80 males. For every 100 females age 18 and over, there were 88.20 males.
The median income for a household in the county was $30,562, and the median income for a family was $36,870. Males had a median income of $30,721 versus $22,110 for females. The per capita income for the county was $16,810. About 13.60% of families and 17.20% of the population were below the poverty line, including 24.10% of those under age 18 and 9.40% of those age 65 or over.
As of the 2010 United States Census, there were 69,099 people, 28,533 households, and 18,992 families in the county. The population density was 166/sqmi (64.1/km²). There were 31,431 housing units at an average density of 75.6/sqmi (29.2/km²). The racial makeup of the county was 96.0% white, 1.6% black or African American, 0.5% Asian, 0.2% American Indian, 0.2% from other races, and 1.5% from two or more races. Those of Hispanic or Latino origin made up 1.3% of the population. In terms of ancestry, 19.8% were German, 19.0% were American, 18.3% were Irish, 13.2% were English, and 10.4% were Italian.
Of the 28,533 households, 30.0% had children under the age of 18 living with them, 49.7% were married couples living together, 11.9% had a female householder with no husband present, 33.4% were non-families, and 28.3% of all households were made up of individuals. The average household size was 2.39 and the average family size was 2.92. The median age was 41.8 years.
The median income for a household in the county was $39,191 and the median income for a family was $46,882. Males had a median income of $42,615 versus $28,867 for females. The per capita income for the county was $21,010. About 15.0% of families and 18.9% of the population were below the poverty line, including 29.0% of those under age 18 and 9.1% of those age 65 or over.
Harrison County West Virginia neighborhoods include: Adamston, Anmoore, Broad Oaks, Broadway & East View, Clarksburg, Gregory Run, Laurel Vally, North View, Oakmound Road, Renwick, Stealey, W Pike St