 The population density was 334 people per square mile (129/km²).There were 68,556 housing units at an average density of 135 per square mile (52/km²).The racial makeup of the county was 81.25% White, 14.20% Black or African American, 0.82% Native American, 0.42% Asian, 0.01% Pacific Islander, 1.28% from other races, and 2.01% from two or more races.