As of the 2000 United States Census, there were 7,149 people, 2,962 households, and 1,954 families in the county. The population density was 4 people per square mile (2/km2). There were 4,409 housing units at an average density of 3 per square mile (1/km2). The racial makeup of the county was 97.22% White, 0.22% Black or African American, 1.45% Native American, 0.18% Asian, 0.01% Pacific Islander, 0.11% from other races, and 0.80% from two or more races. 0.49% of the population were Hispanic or Latino of any race. 44.4% were of Norwegian, 25.2% German and 5.4% French ancestry.