 The population density was 72 people per square mile (28/km²).There were 21,585 housing units at an average density of 31 per square mile (12/km²).The racial makeup of the county was 95.87% White, 1.89% Black or African American, 0.24% Native American, 0.56% Asian, 0.02% Pacific Islander, 0.34% from other races, and 1.08% from two or more races.