 There were 15,426 housing units at an average density of 26 per square mile (10/km²).The racial makeup of the county was 97.60% White, 0.11% Black or African American, 0.71% Native American, 0.32% Asian, 0.02% Pacific Islander, 0.34% from other races, and 0.90% from two or more races.1.06% of the population were Hispanic or Latino of any race.