Cavour, South Dakota Demographics & Population 2026
During the 2020–2024 ACS period, Cavour, South Dakota had a total population of 186, the 243rd largest town in South Dakota, with a median household income of $90,000, which is 20% higher than the state average. The poverty rate is 15.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Only 5.9% of adults have a bachelor's degree, well below the national average of 35.7%.
- Housing is very affordable with a home-value-to-income ratio of just 1.1x.
Cavour Quick Facts
How Cavour 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 | 187 | 186 | -0.5% |
| Median household income | $86,500 | $90,000 | +4.0% |
| Median home value | $86,100 | $97,100 | +12.8% |
How Cavour 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 less diverse community where one racial or ethnic group represents a large majority.
State average: 35 | National average: 61
Education
Educational Attainment (Adults 25+)
Cavour Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Beadle County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Huron | 14,385 | $61,452 | 16.1% | $159,000 |
| Wolsey | 692 | $57,500 | 6.4% | $101,200 |
| Iroquois | 389 | $59,926 | 2.3% | $156,300 |
| Wessington | 192 | $58,125 | 21.3% | $102,100 |
| Yale | 122 | $62,917 | 15.6% | $151,700 |
| Hitchcock | 91 | $67,656 | 14.3% | $81,000 |
| Morningside | 90 | $119,028 | 0.0% | $230,600 |
| Shamrock Colony | 72 | N/A | 59.6% | N/A |
| Virgil | 20 | $38,750 | 0.0% | N/A |
| Broadland | 15 | $87,250 | 0.0% | $56,400 |
Cities Similar to Cavour
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Hecla | 182 | N/A | $47,100 | 7.2% | 2.8% |
| Okreek | 195 | N/A | N/A | 22.6% | 66.1% |
| Pringle | 206 | N/A | N/A | 9.4% | 4.4% |
| Spring Creek Colony | 209 | N/A | N/A | 28.9% | 60.9% |
| Letcher | 171 | $81,042 | $102,100 | 17.9% | 24.0% |
A note before these figures: with a population of 186, Cavour's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Cavour is a small community located in South Dakota, within Beadle County. The total population is 186. It ranks as the 243rd most populous out of 439 Census-designated places in South Dakota.
Age Demographics
The median age in Cavour is 35.2 years. This is 7% lower than the state median of 38.0 years. With 45.7% of the population under 18, Cavour has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Cavour is $90,000. This is 20% higher than the state median of $75,081. It is also 11% higher than the national median of $80,734. The poverty rate stands at 15.0%. This is 26% higher than the state poverty rate of 11.9%. The survey records no unemployed residents in Cavour, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $97,100. Housing costs are 62% lower than the state median of $257,400. With a home-value-to-income ratio of just 1.1x, Cavour is one of the most affordable housing markets in the area. 92.3% of occupied housing units are owner-occupied. This homeownership rate is 35% higher than the state average of 68.6%.
Race & Ethnicity
The largest racial or ethnic group in Cavour is White (non-Hispanic), making up 80.1% of the population.
Education
5.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 81% 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 99.0%.
Data Sources & Methodology
All demographic data for Cavour, 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 Cavour, South Dakota?
Cavour, South Dakota has a population of 186 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Cavour, SD?
The median household income in Cavour is $90,000, which is 11% higher than the national median of $80,734.
What is the poverty rate in Cavour, SD?
The poverty rate in Cavour is 15.0%. This means approximately 28 residents live below the federal poverty line.
What is the racial makeup of Cavour, South Dakota?
Cavour's population is 80.1% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Cavour, SD?
The median home value in Cavour is $97,100. The home-value-to-income ratio is 1.1x.
How educated is Cavour, South Dakota?
5.9% of adults (25+) in Cavour hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.