 There were 73,372 housing units at an average density of .The racial makeup of the county was 66.5% white, 25.0% black or African American, 2.3% Asian, 0.6% American Indian, 0.1% Pacific islander, 2.8% from other races, and 2.7% from two or more races.Those of Hispanic or Latino origin made up 6.0% of the population.