Geography

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According to the U.S. Census Bureau, the county has a total area of 1,768 km² (683 mi²). 1,715 km² (662 mi²) of it is land and 53 km² (21 mi²) of it (3.01%) is water.

Adjacent counties

• Newton County (north)
• Pope County (east)
• Logan County (south)
• Franklin County (west)
• Madison County (northwest)

Demographics

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As of the census² of 2000, there were 22,781 people, 8,738 households, and 6,238 families residing in the county. The population density was 13/km² (34/mi²). There were 9,926 housing units at an average density of 6/km² (15/mi²). The racial makeup of the county was 93.69% White, 1.37% Black or African American, 0.62% Native American, 0.25% Asian, 0.01% Pacific Islander, 2.62% from other races, and 1.43% from two or more races. 6.70% of the population were Hispanic or Latino of any race.

There were 8,738 households out of which 32.40% had children under the age of 18 living with them, 58.10% were married couples living together, 9.50% had a female householder with no husband present, and 28.60% were non-families. 24.60% of all households were made up of individuals and 11.60% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.01.

In the county the population was spread out with 25.20% under the age of 18, 9.70% from 18 to 24, 27.60% from 25 to 44, 22.70% from 45 to 64, and 14.80% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 99.00 males. For every 100 females age 18 and over, there were 95.40 males.

The median income for a household in the county was $27,910, and the median income for a family was $33,630. Males had a median income of $25,779 versus $19,924 for females. The per capita income for the county was $15,097. About 12.90% of families and 16.40% of the population were below the poverty line, including 19.60% of those under age 18 and 15.30% of those age 65 or over.

Cities and towns

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Clarksville Coal Hill

Hartman Knoxville

Lamar

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Arkansas counties | Johnson County, Arkansas

Johnson County (Arkansas) | Comté de Johnson (Arkansas) | ジョンソン郡 (アーカンソー州)