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None of the households in Grenville, SD 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.
100% of the residents in Grenville, SD are U.S. citizens.
Most people in Grenville, SD drove alone to work, and the average commute time was 12.9 minutes. The average car ownership in Grenville, SD was 4 cars per household.