 The population density was 309 people per square mile (119/km2).There were 90,978 housing units at an average density of 130 per square mile (50/km2).The racial makeup of the county was 84.18% White, 12.63% Black or African American, 0.34% Native American, 1.05% Asian, 0.04% Pacific Islander, 0.79% from other races, and 0.98% from two or more races.