As of the census of 2000, there were 74,930 people, 29,322 households, and 18,883 families residing in the county. The population density was 176 people per square mile (68/km2). There were 32,984 housing units at an average density of 78 per square mile (30/km2). The racial makeup of the county was 93.02% White, 5.35% Black or African American, 0.15% Native American, 0.52% Asian, 0.03% Pacific Islander, 0.19% from other races, and 0.75% from two or more races. 0.76% of the population were Hispanic or Latino of any race. 29.0% were of German, 16.7% US or American, 12.8% Irish, 10.7% English and 5.3% Italian ancestry according to Census 2000.