According to the U.S. Census Bureau, the county has a total area of 633 square miles (1,640 km2), of which 632 square miles (1,640 km2) is land and 1.1 square miles (2.8 km2) (0.2%) is water.[6] Grant County is considered part of the Arkansas Timberlands geographical area.
As of the 2020 United States census, there were 17,958 people, 6,863 households, and 5,007 families residing in the county.
2000 census
As of the 2000 census,[15] there were 16,464 people, 4,241 households, and 4,780 families residing in the county. The population density was 26 inhabitants per square mile (10/km2). There were 6,960 housing units at an average density of 11 per square mile (4.2/km2). The racial makeup of the county was 95.55% White, 2.47% Black or African American, 0.45% Native American, 0.13% Asian, 0.03% Pacific Islander, 0.64% from other races, and 0.73% from two or more races. 1.15% of the population were Hispanic or Latino of any race.
There were 6,241 households, out of which 35.60% had children under the age of 18 living with them, 64.70% were married couples living together, 8.50% had a female householder with no husband present, and 23.40% were non-families. 20.40% of all households were made up of individuals, and 9.00% had someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 3.00.
In the county, the population was spread out, with 25.90% under the age of 18, 8.00% from 18 to 24, 29.60% from 25 to 44, 24.30% from 45 to 64, and 12.20% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 98.50 males. For every 100 females age 18 and over, there were 96.30 males.
The median income for a household in the county was $37,182, and the median income for a family was $42,901. Males had a median income of $31,842 versus $22,098 for females. The per capita income for the county was $17,547. About 7.80% of families and 10.20% of the population were below the poverty line, including 12.50% of those under age 18 and 13.00% of those age 65 or over.
The largest self-identified ancestry groups in Grant County, Arkansas are:[16]
30.1% English
12.0% American
9.5% Irish
8.9% German
1.4% Italian
1.2% Polish
1.1% French
0.7% Swedish
Government
Over The past few election cycles Grant county has trended heavily towards the GOP. The last Democrat (as of 2020) to carry this county was Bill Clinton in 1996.
United States presidential election results for Grant County, Arkansas[17]
Townships in Arkansas are the divisions of a county. Each township includes unincorporated areas; some may have incorporated cities or towns within part of their boundaries. Arkansas townships have limited purposes in modern times. However, the United States census does list Arkansas population based on townships (sometimes referred to as "county subdivisions" or "minor civil divisions"). Townships are also of value for historical purposes in terms of genealogical research. Each town or city is within one or more townships in an Arkansas county based on census maps and publications. The townships of Grant County are listed below; listed in parentheses are the cities, towns, and/or census-designated places that are fully or partially inside the township.
[18][19]
United States
Arkansas
