The 2010 United States Census reported that Mackinac County had a population of 11,113, a decrease of 830 (-6.9%) from the 2000 United States Census. In 2010 there were 5,024 households and 3,219 families in the county. The population density was 11 per square mile (5/km2). There were 11,010 housing units at an average density of 11/sq mi (4/km2>). 76.5% of the population were White, 17.3% Native American, 0.5% Black or African American, 0.2% Asian, 0.2% of some other race and 5.3% of two or more races. 1.1% were Hispanic or Latino (of any race). 18.5% were of German, 8.8% English, 8.0% French, French Canadian or Cajun, 7.6% Irish and 5.1% Polish ancestry.