Grenville, SD
Population 70 · South Dakota
About Grenville, SD
Grenville is a small community located in South Dakota with a population of 70 residents according to the latest US Census Bureau American Community Survey data. The median household income is $83,125 per year, which is 11% above the national median of $75,149. The median age of 57.7 years is notably older the US median age of 38.9 years, suggesting a more established community with a higher proportion of long-term residents.
Housing Market Overview
The housing market in Grenville features a median home value of $43,100, which is 82% below the national median of $244,900. This makes Grenville one of the more affordable markets in the country, potentially attractive for first-time homebuyers. Median monthly rent is $0, 100% below the national average of $1,163/month. Of the 51 total housing units, 94% are owner-occupied (33 units) and 6% are renter-occupied (2 units). The high homeownership rate suggests a stable, established residential community.
Economy & Employment
The local economy in Grenville shows an unemployment rate of 0.0%, which is lower than the national rate of 3.7%, indicating a relatively strong job market. The poverty rate stands at 17.1%, above the national average of 12.4%. Workers in Grenville have an average one-way commute time of 12.9 minutes, one of the shorter commutes in the region.
Education & Demographics
7.7% of Grenville residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The lower educational attainment rate may reflect the area's industry mix, with more employment in trades, manufacturing, or agricultural sectors. The community's demographic composition includes 2.9% White, 0.0% Hispanic or Latino, 0.0% Black or African American, and 0.0% Asian residents, with 0.0% of the population being foreign-born.
How Grenville Ranks in South Dakota
Cost of Living in Grenville, SD
Compared to national averages, Grenville has a median household income of $83,125 (11% above the national median of $75,149). Home values average $43,100, which is 82% below the national median. Monthly rent at $0 is 100% below the US average of $1,163. Within South Dakota, Grenville's income is 29% above the state average of $64,650, and home values are 70% below the state median of $143,757.
Why Live in Grenville, SD?
Grenville offers a strong local economy with a median household income of $83,125, well above the national average, and affordable housing with a median home value of $43,100, 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 short commute times averaging just 12.9 minutes.
Grenville has a population of 70 with a median age of 57.7 years. Compare Grenville 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 Grenville
What is the population of Grenville, SD?
The population of Grenville, SD is 70 according to the latest US Census Bureau American Community Survey estimates. This makes it a small community in South Dakota.
What is the median household income in Grenville?
The median household income in Grenville, SD is $83,125 per year, which is 11% above the national median of $75,149.
What is the median home value in Grenville?
The median home value in Grenville, SD is $43,100, which is 82% below the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in Grenville?
The median monthly rent in Grenville, SD is $0, which is 100% below the national average of $1,163/month.
What is the unemployment rate in Grenville?
The unemployment rate in Grenville, SD is 0.0%, compared to the national average of 3.7%. This lower-than-average rate suggests a relatively healthy local job market.
Is Grenville, SD a good place to live?
Grenville offers above-average incomes, affordable housing, and a strong job market. With a population of 70 and a median age of 57.7, the city appeals to established professionals and retirees.
How educated is Grenville, SD?
7.7% of residents in Grenville aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The educational profile reflects the area's industry mix and employment landscape.
What is the cost of living in Grenville?
Key cost-of-living indicators for Grenville, SD: median home value is $43,100 (82% below national), median rent is $0/month, and median household income is $83,125. The home-value-to-income ratio is 0.5x, indicating relatively affordable housing relative to local incomes.
What is the poverty rate in Grenville?
The poverty rate in Grenville, SD is 17.1%, compared to the national average of 12.4%. Residents and prospective movers should be aware of the economic challenges facing parts of this community.
How diverse is Grenville, SD?
Grenville's population is 2.9% White, 0.0% Hispanic or Latino, 0.0% Black or African American, 0.0% Asian, and 0.0% two or more races. 0.0% of residents are foreign-born.