Flandreau, South Dakota Demographics & Population 2026
During the 2020–2024 ACS period, Flandreau, South Dakota had a total population of 2,392, the 39th largest city in South Dakota, with a median household income of $49,157, which is 35% lower than the state average. The poverty rate is 21.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 35% below the state average, indicating significant economic challenges.
Flandreau Quick Facts
How Flandreau 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 | 2,291 | 2,392 | +4.4% |
| Median household income | $56,458 | $49,157 | -12.9% |
| Median home value | $130,800 | $150,400 | +15.0% |
How Flandreau 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
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 35 | National average: 61
Education
Educational Attainment (Adults 25+)
Flandreau Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Moody County
Cities Similar to Flandreau
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Pine Ridge | 2,246 | $53,060 | N/A | 11.7% | 14.5% |
| Sisseton | 2,670 | $48,875 | $109,200 | 21.8% | 18.8% |
| Fort Pierre | 2,410 | $70,357 | $220,900 | 24.7% | 5.6% |
| Winner | 2,905 | $47,381 | $106,100 | 14.4% | 28.2% |
| Springfield | 2,038 | $55,714 | $118,500 | 9.1% | 7.0% |
Population Overview
Flandreau is a small community located in South Dakota, within Moody County. The total population is 2,392. It ranks as the 39th most populous out of 439 Census-designated places in South Dakota.
Age Demographics
The median age in Flandreau is 38.5 years. This is 1% higher than the state median of 38.0 years. With 29.1% of the population under 18, Flandreau has a notably young demographic profile, suggesting a family-oriented community. 10.4% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Flandreau is $49,157. This is 35% lower than the state median of $75,081. It is also 39% lower than the national median of $80,734. The poverty rate stands at 21.9%. This is 84% higher than the state poverty rate of 11.9%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 4.9%. This is 66% higher than the state rate of 2.9%. The median home value is $150,400. Housing costs are 42% lower than the state median of $257,400. The home-value-to-income ratio is 3.1x. 57.7% of occupied housing units are owner-occupied. This homeownership rate is 16% lower than the state average of 68.6%.
Race & Ethnicity
The largest racial or ethnic group in Flandreau is White (non-Hispanic), making up 56.1% of the population. Hispanic or Latino residents account for 7.5%. The Hispanic or Latino population is significantly higher than the state average (7.5% vs 4.8%). The Asian population is significantly higher than the state average (4.5% vs 1.4%).
Education
26.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 16% 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 91.7%.
Data Sources & Methodology
All demographic data for Flandreau, 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 Flandreau, South Dakota?
Flandreau, South Dakota has a population of 2,392 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Flandreau, SD?
The median household income in Flandreau is $49,157, which is 39% lower than the national median of $80,734.
What is the poverty rate in Flandreau, SD?
The poverty rate in Flandreau is 21.9%. This means approximately 507 residents live below the federal poverty line.
What is the racial makeup of Flandreau, South Dakota?
Flandreau's population is 56.1% White, 0.0% Black, 7.5% Hispanic/Latino, and 4.5% Asian.
What is the median home value in Flandreau, SD?
The median home value in Flandreau is $150,400. The home-value-to-income ratio is 3.1x.
How educated is Flandreau, South Dakota?
26.8% of adults (25+) in Flandreau hold a bachelor's degree or higher, and 10.0% hold a graduate or professional degree.