As of the census of 2000, there were 40,563 people, 15,315 households, and 11,547 families living in the county. The population density was 109 people per square mile (42/km2). There were 16,674 housing units at an average density of 45 per square mile (17/km2). The racial makeup of the county was 89.05% White, 8.78% Black or African American, 0.22% Native American, 0.57% Asian, 0.02% Pacific Islander, 0.43% from other races, and 0.93% from two or more races. 1.09% of the population were Hispanic or Latino of any race. 16.9% were of German, 15.1% American, 14.6% English, 14.2% Irish and 5.3% Italian ancestry.