At the 2000 census there were 20,119 people, 6,886 households, and 4,916 families living in the county. The population density was 49 people per square mile (19/km2). There were 7,670 housing units at an average density of 19 per square mile (7/km2). The racial makeup of the county was 63.56% Black or African American, 35.03% White, 0.13% Native American, 0.19% Asian, 0.59% from other races, and 0.49% from two or more races. 1.31% of the population were Hispanic or Latino of any race.