Spencer, SD
Population 126 · South Dakota
About Spencer, SD
Spencer is a small community in South Dakota with a population of 126 residents. The median household income is $57,917 per year, which is near the national average. The median age in Spencer is 42.5 years.
Housing in Spencer has a median home value of $137,500 and median monthly rent of $425. Of the 74 total housing units, the majority are owner-occupied, with 46 owner-occupied and 13 renter-occupied units.
The unemployment rate in Spencer is 0.0% and the poverty rate is 0.0%. 17.2% of residents hold a bachelor's degree or higher. The average commute time is 25.5 minutes.
How Spencer Ranks in South Dakota
Cost of Living in Spencer, SD
Compared to national averages, Spencer has a median household income of $57,917 (23% below the national median of $75,149). Home values average $137,500, which is 44% below the national median. Monthly rent at $425 is 63% below the US average of $1,163. Within South Dakota, Spencer's income is 10% below the state average of $64,650, and home values are 4% below the state median of $143,757.
Why Live in Spencer, SD?
Spencer offers affordable housing with a median home value of $137,500, below the US average of $244,900, and rent that’s lower than the national average at $425/month, and a strong job market with an unemployment rate of just 0.0%. Additionally, the city features a low poverty rate of 0.0%, better than the national average.
Potential considerations include median household income ($57,917) that falls below the national average. However, Spencer’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Spencer has a population of 126 with a median age of 42.5 years. Compare Spencer with other cities to see how it stacks up, or explore all cities in South Dakota.
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Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Spencer
What is the population of Spencer, SD?
The population of Spencer, SD is 126 according to the latest Census data.
What is the median household income in Spencer?
The median household income in Spencer, SD is $57,917 per year.
What is the median home value in Spencer?
The median home value in Spencer, SD is $137,500.
What is the average rent in Spencer?
The median monthly rent in Spencer, SD is $425.
What is the unemployment rate in Spencer?
The unemployment rate in Spencer, SD is 0.0%.