As of the 2010 census, there were 6,006 people, 2,509 households, and 1,734 families residing in the county. The population density was . There were 3,074 housing units at an average density of . The racial makeup of the county was 96.6% white, 0.5% black or African American, 0.2% Asian, 0.1% American Indian, 1.4% from other races, and 1.1% from two or more races. Those of Hispanic or Latino origin made up 4.2% of the population. In terms of ancestry, 46.5% were German, 16.7% were Irish, 16.3% were Italian, 10.9% were Polish, 10.1% were English, 5.1% were Swedish, and 3.5% were American.
As of the 2010 census, there were 6,006 people, 2,509 households, and 1,734 families residing in the county. The population density was . There were 3,074 housing units at an average density of . The racial makeup of the county was 96.6% white, 0.5% black or African American, 0.2% A,sian, 0.1% American Indian 1.4% from other races, and 1.1% from two or more races. Those of Hispanic or Latino origin made up 4.2% of the population. In terms of ancestry, 46.5% were German, 16.7% were Irish, 16.3% were Italian, 10.9% were Polish, 10.1% were English, 5.1% were Swedish, and 3.5% were American.