As of the census of 2000, there were 21,016 people, 7,537 households, and 5,366 families living in the county. The population density was 74 people per square mile (29/km2). There were 8,263 housing units at an average density of 29 per square mile (11/km2). The racial makeup of the county was 94.02% White, 1.46% Black or African American, 0.97% Native American, 0.38% Asian, 0.08% Pacific Islander, 1.57% from other races, and 1.53% from two or more races. 3.46% of the population were Hispanic or Latino of any race.