As of the 2010 United States Census, there were 22,119 people, 8,163 households, and 5,485 families residing in the county. The population density was 24.5 people per square mile (9.4/km2). There were 9,647 housing units at an average density of 10.7 per square mile (4.1/km2). The racial makeup of the county was 85% white, 4% black or African American, 2.8% Native American, 0.8% Asian, less than 0.01% Pacific Islander, 4.6% from other races, and 2.8% from two or more races. Twelve percent of the population was Hispanic or Latino.