As of the 2010 United States Census, there were 49,462 people, 19,077 households, and 13,020 families residing in the county. The population density was . There were 21,288 housing units at an average density of . The racial makeup of the county was 95.7% white, 2.2% black or African American, 0.3% Asian, 0.1% American Indian, 0.4% from other races, and 1.2% from two or more races. Those of Hispanic or Latino origin made up 1.4% of the population. In terms of ancestry, 19.9% were German, 13.3% were American, 11.8% were Irish, and 9.1% were English.