As of the 2000 census, there were 45,629 people, 17,989 households, and 12,646 families residing in the county. The population density was 44 people per square mile (17/km2). There were 20,676 housing units at an average density of 20 per square mile (8/km2). The racial makeup of the county was 66.15% White, 31.97% Black or African American, 0.24% Native American, 0.40% Asian, 0.01% Pacific Islander, 0.46% from other races, and 0.77% from two or more races. 1.14% of the population were Hispanic or Latino of any race.