Smithwick, South Dakota Demographics & Population 2026
During the 2020–2024 ACS period, Smithwick, South Dakota had a total population of 25, the 402nd largest community in South Dakota. The poverty rate is 0.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Smithwick Quick Facts
How Smithwick 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 | 22 | 25 | +13.6% |
How Smithwick 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+)
Smithwick Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Fall River County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Hot Springs | 3,548 | $66,338 | 21.1% | $202,600 |
| Edgemont | 860 | $62,692 | 23.5% | $103,000 |
| Oelrichs | 198 | $73,523 | 17.7% | $71,700 |
| Angostura | 144 | $104,688 | 0.0% | $573,300 |
| Maverick Junction | 123 | N/A | 12.2% | N/A |
| Oral | 55 | N/A | 12.7% | N/A |
| Dudley | 8 | N/A | 0.0% | N/A |
| Ardmore | 5 | N/A | 100.0% | N/A |
Cities Similar to Smithwick
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Onaka | 25 | N/A | N/A | 45.5% | 100.0% |
| Caputa | 27 | N/A | N/A | 0.0% | 0.0% |
| Rockport Colony | 23 | N/A | N/A | 0.0% | 0.0% |
| Lane | 28 | $98,333 | N/A | 8.7% | 0.0% |
| Crocker | 22 | N/A | N/A | 0.0% | 0.0% |
A note before these figures: with a population of 25, Smithwick'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
Smithwick is a small community located in South Dakota, within Fall River County. The total population is 25. It ranks as the 402nd most populous out of 439 Census-designated places in South Dakota.
Age Demographics
The median age in Smithwick is 38.8 years. This is 2% higher than the state median of 38.0 years.
Economy, Income & Housing
The ACS records no residents below the poverty line in Smithwick. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The survey records no unemployed residents in Smithwick, which reflects the size of the sample rather than a labor market without joblessness. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 46% higher than the state average of 68.6%.
Race & Ethnicity
The largest racial or ethnic group in Smithwick is White (non-Hispanic), making up 84.0% of the population. Hispanic or Latino residents account for 4.0%.
Education
33.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 4% higher than the state rate of 31.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample.
Data Sources & Methodology
All demographic data for Smithwick, 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 Smithwick, South Dakota?
Smithwick, South Dakota has a population of 25 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Smithwick, SD?
The Census Bureau does not publish a reliable median household income estimate for Smithwick — the community is too small for the ACS sample. The national median is $80,734.
What is the poverty rate in Smithwick, SD?
The ACS sample for Smithwick recorded no residents below the federal poverty line. Because the community is small, this indicates that the survey did not capture poverty here rather than that no poverty exists — the estimate carries a wide margin of error.
What is the racial makeup of Smithwick, South Dakota?
Smithwick's population is 84.0% White, 0.0% Black, 4.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Smithwick, SD?
The Census Bureau does not publish a reliable median home value estimate for Smithwick — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Smithwick, South Dakota?
33.3% of adults (25+) in Smithwick hold a bachelor's degree or higher, and 11.1% hold a graduate or professional degree.