As of the 2010 United States Census, there were 22,623 people, 8,262 households, and 6,017 families living in the county. The population density was . There were 8,945 housing units at an average density of . The racial makeup of the county was 88.6% white, 1.1% American Indian, 0.8% Asian, 0.2% black or African American, 0.1% Pacific islander, 6.3% from other races, and 2.8% from two or more races. Those of Hispanic or Latino origin made up 14.9% of the population. In terms of ancestry, 18.9% were American, 16.8% were German, 13.2% were English, and 10.5% were Irish.