As of the census of 2000, there were 164,614 people, 61,051 households, and 44,933 families residing in the county. The population density was 241 people per square mile (93/km2). There were 66,061 housing units at an average density of 97 per square mile (37/km2). The racial makeup of the county was 77.25% White, 19.16% Black or African American, 0.85% Native American, 0.89% Asian, 0.02% Pacific Islander, 0.93% from other races, and 0.91% from two or more races. 1.96% of the population were Hispanic or Latino of any race. 20.9% were of American, 8.8% Irish, 8.8% German, 8.8% English and 7.2% Scotch-Irish ancestry according to Census 2000.