 The population density was 4 people per square mile (2/km²).There were 4,528 housing units at an average density of 2 per square mile (1/km²).The racial makeup of the county was 96.18% White, 0.16% Black or African American, 0.50% Native American, 0.17% Asian, 0.02% Pacific Islander, 1.69% from other races, and 1.27% from two or more races.