 There were 4,629 housing units at an average density of .The racial makeup of the county was 86.6% white, 8.7% Native American, 0.3% black or African American, 0.3% Asian, 0.1% Pacific islander, 0.5% from other races, and 3.6% from two or more races.Those of Hispanic or Latino origin made up 2.5% of the population.