As of the census of 2000, there were 3,747 people, 1,554 households, and 1,050 families living in the county. The population density was 8 people per square mile (3/km2). There were 1,795 housing units at an average density of 4 per square mile (1/km2). The racial makeup of the county was 92.21% White, 0.35% Black or African American, 3.84% Native American, 0.43% Asian, 0.08% Pacific Islander, 0.93% from other races, and 2.16% from two or more races. 1.89% of the population were Hispanic or Latino of any race. 30.6% were of German, 17.5% American, 10.6% English and 8.7% Irish ancestry.