Jefferson County, Arkansas

Jefferson County is a located in the  of. Its population was 84,278 at the. It is included in the. Jefferson County's and largest city is. Jefferson County is Arkansas's 21st county, formed on, from portions of  and  counties, and named for , third.

Geography
According to the, the county has a total area of 2,366 (914 ). 2,292 km² (885 sq mi) of it is land and 75 km² (29 sq mi) of it (3.16%) is water.

Adjacent counties

 * (northwest)
 * (north)
 * (east)
 * (southeast)
 * (southwest)
 * (west)

Demographics
As of the of 2000, there were 84,278 people, 30,555 households, and 21,510 families residing in the county. The was 37/km² (95/sq mi). There were 34,350 housing units at an average density of 15/km² (39/sq mi). The racial makeup of the county was 48.46%, 49.58% or , 0.24% , 0.66% , 0.04% , 0.26% from , and 0.76% from two or more races. 0.96% of the population were or  of any race.

There were 30,555 households out of which 33.10% had children under the age of 18 living with them, 47.40% were living together, 18.80% had a female householder with no husband present, and 29.60% were non-families. 26.20% of all households were made up of individuals and 10.60% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 3.13.

In the county the population was spread out with 26.30% under the age of 18, 10.80% from 18 to 24, 27.80% from 25 to 44, 22.10% from 45 to 64, and 12.90% who were 65 years of age or older. The median age was 35 years. For every 100 females there were 95.90 males. For every 100 females age 18 and over, there were 93.40 males.

The median income for a household in the county was $31,327, and the median income for a family was $38,252. Males had a median income of $31,848 versus $21,867 for females. The for the county was $15,417. About 16.00% of families and 20.50% of the population were below the, including 29.60% of those under age 18 and 17.80% of those age 65 or over.