In 2023, Mound City, SD had a population of 97 people with a median age of 38.3 and a median household income of $43,750. Between 2022 and 2023 the population of Mound City, SD grew from 90 to 97, a 7.78% increase and its median household income declined from $49,167 to $43,750, a −11% decrease.
The 5 largest ethnic groups in Mound City, SD are White (Non-Hispanic) (52.6%), White (Hispanic) (18.6%), Two+ (Hispanic) (13.4%), Other (Hispanic) (9.28%), and American Indian & Alaska Native (Non-Hispanic) (6.19%).
None of the households in Mound City, 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.
74.2% of the residents in Mound City, SD are U.S. citizens.
In 2023, the median property value in Mound City, SD was $27,900, and the homeownership rate was 67.4%.
Most people in Mound City, SD drove alone to work, and the average commute time was 10.8 minutes. The average car ownership in Mound City, SD was 2 cars per household.