N/A of the households in Rock Island County, IL reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
Rock Island County, IL borders Henry County, IL, Mercer County, IL, Whiteside County, IL, Clinton County, IA, Louisa County, IA, Muscatine County, IA, and Scott County, IA.