As of the 2010 United States census, there were 34,506 people, 12,891 households, and 9,785 families residing in the county. The population density was . There were 13,996 housing units at an average density of . The racial makeup of the county was 84.5% white, 0.7% black or African American, 6.4% Native American, 0.4% Asian, less than 0.1% Pacific Islander, 2.7% from other races, and 5.3% from two or more races. Seven percent of the population were Hispanic or Latino of any race. By 2020, its population was 41,662.
as of the 2010 united states census there were 34506 people 12891 households and 9785 families residing in the county the population density was  there were 13996 housing units at an average density of  the racial makeup of the county was 845% white 07% black or african american 64% native american 04% asian less than 01% pacific islander 27% from other races and 53% from two or more races seven percent of the population were hispanic or latino of any race by 2020 its population was 41662