 There were 58,644 housing units at an average density of 111 per square mile (43/km²).The racial makeup of the county was 91.10% White, 1.96% Black or African American, 0.19% Native American, 3.40% Asian, 0.05% Pacific Islander, 1.50% from other races, and 1.80% from two or more races.3.42% of the population were Hispanic or Latino of any race.