Adjacent counties

• Carroll County (north)
• Jefferson County (east)
• Belmont County (south)
• Guernsey County (southwest)
• Tuscarawas County (west)

Conotton Creek Trail

The Conotton Creek Trail is a rails-to-trails path that runs along Conotton Creek from Bowerston to Jewett in northern Harrison County, Ohio. The paved multi-use trail is 11.4 miles (18.3 km) long.

2000 census

As of the census^[15] of 2000, there were 15,856 people, 6,398 households, and 4,516 families living in the county. The population density was 39 people per square mile (15 people/km²). There were 7,680 housing units at an average density of 19 units per square mile (7.3/km²). The racial makeup of the county was 96.49% White, 2.19% Black or African American, 0.08% Native American, 0.11% Asian, 0.01% Pacific Islander, 0.09% from other races, and 1.03% from two or more races. 0.37% of the population were Hispanic or Latino of any race.

There were 6,398 households, out of which 29.1% had children under the age of 18 living with them, 58.5% were married couples living together, 8.8% had a female householder with no husband present, and 29.4% were non-families. 25.6% of all households were made up of individuals, and 13% had someone living alone who was 65 years of age or older. The average household size was 2.44 and the average family size was 2.92.

In the county, the population was spread out, with 23% under the age of 18, 6.9% from 18 to 24, 26.6% from 25 to 44, 25.8% from 45 to 64, and 17.7% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 94.1 males. For every 100 females age 18 and over, there were 89.9 males.

The median income for a household in the county was $30,318, and the median income for a family was $36,646. Males had a median income of $30,485 versus $18,813 for females. The per capita income for the county was $16,479. 13.3% of the population and 11% of families were below the poverty line. 17.5% of those under the age of 18 and 8.4% of those 65 and older were living below the poverty line.

2010 census

As of the 2010 United States Census, there were 15,864 people, 6,526 households, and 4,452 families living in the county.^[16] The population density was 39.4 inhabitants per square mile (15.2/km²). There were 8,170 housing units at an average density of 20.3 units per square mile (7.8 units/km²).^[17] The racial makeup of the county was 95.9% white, 2.1% black or African American, 0.1% Asian, 0.1% American Indian, 0.1% from other races, and 1.6% from two or more races. Those of Hispanic or Latino origin made up 0.5% of the population.^[16] In terms of ancestry, 20.9% were German, 15.5% were Irish, 9.0% were English, 8.9% were American, and 5.7% were Polish.^[18]

Of the 6,526 households, 28.1% had children under the age of 18 living with them, 53.4% were married couples living together, 9.5% had a female householder with no husband present, 31.8% were non-families, and 27.1% of all households were made up of individuals. The average household size was 2.40 and the average family size was 2.88. The median age was 44.4 years.^[16]

The median income for a household in the county was $35,363 and the median income for a family was $44,325. Males had a median income of $38,489 versus $24,063 for females. The per capita income for the county was $19,318. About 14.1% of families and 18.4% of the population were below the poverty line, including 26.3% of those under age 18 and 12.6% of those age 65 or over.^[19]

Villages

Townships

Census-designated place

• Tippecanoe

Unincorporated communities