 The population density was 4.62/sqmi (1.79/km²).There were 7,719 housing units at an average density of 2.49/sqmi (0.96/km²).The racial makeup of the county was 96.12% White, 0.19% Black or African American, 2.15% Native American, 0.17% Asian, 0.06% Pacific Islander, 0.08% from other races, and 1.23% from two or more races.