 The population density was 40 people per square mile (15/km2).There were 13,469 housing units at an average density of 22 per square mile (8.5/km2).The racial makeup of the county was 95.6% White, 0.5% Black or African American, 0.7% Native American, 0.2% Asian, 0.1% Pacific Islander, 1.5% from other races, and 1.4% from two or more races.