sentences:  The population density was 153 people per square mile (59/km²).There were 38,605 housing units at an average density of 65 per square mile (25/km²).The racial makeup of the county was 71.13% White, 22.50% Black or African American, 0.87% Native American, 0.65% Asian, 0.07% Pacific Islander, 3.21% from other races, and 1.57% from two or more races.