 The population density was 166 people per square mile (64/km2).There were 64,330 housing units at an average density of 68 per square mile (26/km2).The racial makeup of the county was 88.00% White, 2.24% Black or African American, 1.25% Native American, 1.54% Asian, 0.53% Pacific Islander, 4.26% from other races, and 2.17% from two or more races.