 The population density was 4 people per square mile (1/km²).The 2,996 housing units averaged 2 per square mile (1/km²).The racial makeup of the county was 90.29% White, 0.09% African American, 0.34% Native American, 0.45% Asian, 0.02% Pacific Islander, 7.48% from other races, and 1.34% from two or more races.