 The population density was 1.7 people per square mile (0.7/km²).There were 1,536 housing units at an average density of 0.6 per square mile (0.2/km²).The racial makeup of the county was 60.80% Native American, 37.19% White, 0.10% Black or African American, 0.05% Asian, 0.22% from other races, and 1.65% from two or more races.