 There were 195,462 housing units at an average density of .The racial makeup of the county was 73.8% white, 18.1% black or African American, 2.0% Asian, 0.3% American Indian, 0.1% Pacific islander, 3.9% from other races, and 1.9% from two or more races.Those of Hispanic or Latino origin made up 8.1% of the population.