 There were 31,882 housing units at an average density of 80 per square mile (31/km²).The racial makeup of the county was 92.0% White, 2.0% Black or African American, 0.4% Native American, 1.2% Asian, 0.1% Pacific Islander, 2.8% from other races, and 1.5% from two or more races.5.3% of the population were Hispanic or Latino of any race.