In 2023, Chelsea, SD had a population of 57 people with a median age of 49.1 and a median household income of $158,542. Between 2022 and 2023 the population of Chelsea, SD grew from 56 to 57, a 1.79% increase and its median household income grew from $150,625 to $158,542, a 5.26% increase.
The 5 largest ethnic groups in Chelsea, SD are White (Non-Hispanic) (100%), White (Hispanic) (0%), Black or African American (Non-Hispanic) (0%), Black or African American (Hispanic) (0%), and American Indian & Alaska Native (Non-Hispanic) (0%).
None of the households in Chelsea, 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 Chelsea, SD are U.S. citizens.
In 2022, the median property value in Chelsea, SD was $45,000, and the homeownership rate was 86.7%.
Most people in Chelsea, SD drove alone to work, and the average commute time was 26.3 minutes. The average car ownership in Chelsea, SD was 5 cars per household.