 The population density was 1.2 person per square mile (0.5/km²).There were 3,552 housing units at an average density of 0.7 per square mile (0.3/km²).The racial makeup of the county was 97.48% White, 0.20% Black or African American, 0.49% Native American, 0.24% Asian, 0.08% Pacific Islander, 0.52% from other races, and 0.98% from two or more races.