Green Valley, South Dakota Demographics & Population 2026
During the 2020–2024 ACS period, Green Valley, South Dakota had a total population of 1,642, the 50th largest community in South Dakota, with a median household income of $81,582, which is 9% higher than the state average. The poverty rate is 1.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 1.0% — among the lowest in South Dakota.
Green Valley Quick Facts
How Green Valley Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 1,503 | 1,642 | +9.2% |
| Median household income | $78,801 | $81,582 | +3.5% |
| Median home value | $232,100 | $280,300 | +20.8% |
How Green Valley Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 35 | National average: 61
Education
Educational Attainment (Adults 25+)
Green Valley Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Pennington County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Rapid City | 77,946 | $70,870 | 12.5% | $299,400 |
| Box Elder | 12,902 | $73,008 | 7.5% | $302,100 |
| Rapid Valley | 6,975 | $83,208 | 4.5% | $255,500 |
| Colonial Pine Hills | 2,609 | $98,696 | 0.2% | $406,500 |
| Ashland Heights | 1,105 | $57,353 | 30.7% | $219,600 |
| Hill City | 834 | $95,385 | 2.6% | $286,200 |
| Johnson Siding | 704 | $102,716 | 10.2% | $471,700 |
| Wall | 622 | $58,984 | 8.8% | $164,800 |
| New Underwood | 509 | $56,250 | 25.8% | $193,800 |
| Keystone | 336 | $64,702 | 6.9% | $263,900 |
Cities Similar to Green Valley
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Mission | 1,539 | N/A | $65,900 | 14.9% | 44.0% |
| Groton | 1,691 | $89,861 | $190,600 | 35.5% | 4.3% |
| North Spearfish | 1,858 | $76,809 | $356,200 | 28.5% | 23.2% |
| Rosebud | 1,659 | $55,135 | $81,300 | 14.7% | 38.2% |
| Parkston | 1,874 | $70,139 | $157,100 | 25.5% | 7.5% |
Population Overview
Green Valley is a small community located in South Dakota, within Pennington County. The total population is 1,642. It ranks as the 50th most populous out of 439 Census-designated places in South Dakota.
Age Demographics
The median age in Green Valley is 36.9 years. This is 3% lower than the state median of 38.0 years.
Economy, Income & Housing
The median household income in Green Valley is $81,582. This is 9% higher than the state median of $75,081. It is also 1% higher than the national median of $80,734. The poverty rate stands at 1.0%. This is 92% lower than the state poverty rate of 11.9%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 5.5%. This is 86% higher than the state rate of 2.9%. The median home value is $280,300. Housing costs are 9% higher than the state median of $257,400. The home-value-to-income ratio is 3.4x. 78.9% of occupied housing units are owner-occupied. This homeownership rate is 15% higher than the state average of 68.6%.
Race & Ethnicity
The largest racial or ethnic group in Green Valley is White (non-Hispanic), making up 66.5% of the population. Hispanic or Latino residents account for 12.7%. The Hispanic or Latino population is significantly higher than the state average (12.7% vs 4.8%).
Education
11.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 64% lower than the state rate of 31.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.8%.
Data Sources & Methodology
All demographic data for Green Valley, South Dakota is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against South Dakota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 439 Census-designated places in South Dakota. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Green Valley, South Dakota?
Green Valley, South Dakota has a population of 1,642 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Green Valley, SD?
The median household income in Green Valley is $81,582, which is 1% higher than the national median of $80,734.
What is the poverty rate in Green Valley, SD?
The poverty rate in Green Valley is 1.0%. This means approximately 16 residents live below the federal poverty line.
What is the racial makeup of Green Valley, South Dakota?
Green Valley's population is 66.5% White, 0.0% Black, 12.7% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Green Valley, SD?
The median home value in Green Valley is $280,300. The home-value-to-income ratio is 3.4x.
How educated is Green Valley, South Dakota?
11.6% of adults (25+) in Green Valley hold a bachelor's degree or higher, and 3.4% hold a graduate or professional degree.