Chelsea, SD
Population 57 · South Dakota
About Chelsea, SD
Chelsea is a small community in South Dakota with a population of 57 residents. The median household income is $158,542 per year, which is above the national average. The median age in Chelsea is 49.1 years.
Housing in Chelsea has a median home value of $0 and median monthly rent of $0. Of the 15 total housing units, the majority are owner-occupied, with 13 owner-occupied and 2 renter-occupied units.
The unemployment rate in Chelsea is 0.0% and the poverty rate is 0.0%. 27.6% of residents hold a bachelor's degree or higher. The average commute time is 26.3 minutes.
How Chelsea Ranks in South Dakota
Cost of Living in Chelsea, SD
Compared to national averages, Chelsea has a median household income of $158,542 (111% above the national median of $75,149). Home values average $0, which is 100% below the national median. Monthly rent at $0 is 100% below the US average of $1,163. Within South Dakota, Chelsea's income is 145% above the state average of $64,650, and home values are 100% below the state median of $143,757.
Why Live in Chelsea, SD?
Chelsea offers a strong local economy with a median household income of $158,542, well above the national average, and affordable housing with a median home value of $0, below the US average of $244,900, and rent that’s lower than the national average at $0/month. Additionally, the city features a strong job market with an unemployment rate of just 0.0%, and a low poverty rate of 0.0%, better than the national average.
Chelsea has a population of 57 with a median age of 49.1 years. Compare Chelsea with other cities to see how it stacks up, or explore all cities in South Dakota.
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Cities in South Dakota with a similar population size.
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Other Cities in South Dakota
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Chelsea
What is the population of Chelsea, SD?
The population of Chelsea, SD is 57 according to the latest Census data.
What is the median household income in Chelsea?
The median household income in Chelsea, SD is $158,542 per year.
What is the median home value in Chelsea?
The median home value in Chelsea, SD is $0.
What is the average rent in Chelsea?
The median monthly rent in Chelsea, SD is $0.
What is the unemployment rate in Chelsea?
The unemployment rate in Chelsea, SD is 0.0%.