The 5 largest ethnic groups in McLaughlin, SD are American Indian & Alaska Native (Non-Hispanic) (67.2%), White (Non-Hispanic) (32.1%), Black or African American (Non-Hispanic) (0.705%), White (Hispanic) (0%), and Black or African American (Hispanic) (0%).
None of the households in McLaughlin, 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.
99.3% of the residents in McLaughlin, SD are U.S. citizens.