As of the census of 2000, there were 19,182 people, 7,354 households, and 5,427 families living in the county. The population density was 6 people per square mile (2/km2). There were 8,264 housing units at an average density of 3 per square mile (1/km2). The racial makeup of the county was 92.95% White, 0.04% Black or African American, 1.30% Native American, 0.43% Asian, 0.03% Pacific Islander, 3.81% from other races, and 1.43% from two or more races. 5.64% of the population were Hispanic or Latino of any race. 26.2% were of American, 14.8% German, 9.7% English and 8.9% Irish ancestry.