As of the 2010 United States Census, there were 44,846 people, 17,014 households, and 12,379 families in the county. The population density was 91.5/sqmi (35.3/km2). There were 19,301 housing units at an average density of 39.4/sqmi (15.2/km2). The racial makeup of the county was 97.5% white, 0.9% black or African American, 0.2% Asian, 0.2% American Indian, 0.2% from other races, and 1.0% from two or more races. Those of Hispanic or Latino origin made up 0.6% of the population. In terms of ancestry, 27.0% were German, 14.2% were Irish, 12.5% were American, and 9.7% were English.