As of the 2010 United States Census, there were 1,891 people, 806 households, and 509 families in the county. The population density was . There were 1,432 housing units at an average density of . The racial makeup of the county was 97.9% white, 0.3% Asian, 0.3% American Indian, 0.1% black or African American, 0.1% from other races, and 1.3% from two or more races. Those of Hispanic or Latino origin made up 1.5% of the population. In terms of ancestry, 38.6% were German, 14.3% were Norwegian, 13.6% were Irish, 11.0% were English, 5.9% were Scotch-Irish, and 3.2% were American.