None of the households in Interior, 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 Interior, SD are U.S. citizens.
In 2024, the median property value in Interior, SD was $137,500, and the homeownership rate was 81.5%.