As of the 2010 United States Census, there were 36,903 people, 13,456 households, and 9,330 families residing in the county. The population density was . There were 15,479 housing units at an average density of . The racial makeup of the county was 91.8% white, 4.5% black or African American, 0.9% American Indian, 0.3% Asian, 0.6% from other races, and 1.8% from two or more races. Those of Hispanic or Latino origin made up 2.5% of the population. In terms of ancestry, 27.2% were German, 17.3% were American, 12.0% were Irish, and 8.4% were English.