In 2023, Delmont, SD had a population of 196 people with a median age of 58.3 and a median household income of $43,542. Between 2022 and 2023 the population of Delmont, SD declined from 211 to 196, a −7.11% decrease and its median household income grew from $39,286 to $43,542, a 10.8% increase.
The 5 largest ethnic groups in Delmont, SD are White (Non-Hispanic) (79.1%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (12.2%), American Indian & Alaska Native (Non-Hispanic) (4.08%), White (Hispanic) (2.55%), and Other (Hispanic) (1.02%).
None of the households in Delmont, 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 Delmont, SD are U.S. citizens.
In 2023, the median property value in Delmont, SD was $91,300, and the homeownership rate was 81.4%.
Most people in Delmont, SD drove alone to work, and the average commute time was 23.9 minutes. The average car ownership in Delmont, SD was 3 cars per household.