 There were 17,922 housing units at an average density of .The racial makeup of the county was 62.1% white, 31.0% black or African American, 0.3% Asian, 0.3% American Indian, 0.1% Pacific islander, 5.0% from other races, and 1.2% from two or more races.Those of Hispanic or Latino origin made up 7.2% of the population.