Williamsville, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Williamsville, Missouri had a total population of 284, the 653rd largest city in Missouri, with a median household income of $30,625, which is 57% lower than the state average. The poverty rate is 38.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 57% below the state average, indicating significant economic challenges.
- More than 1 in 4 residents live below the poverty line (38.0%), well above the national average of 12.4%.
- Only 8.9% 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 1.8x.
- Unemployment rate of 12.4% is notably above the national average.
Williamsville Quick Facts
How Williamsville 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 | 325 | 284 | -12.6% |
| Median household income | $32,679 | $30,625 | -6.3% |
| Median home value | $72,600 | $56,400 | -22.3% |
How Williamsville 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: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
Williamsville Rankings in Missouri
Explore Missouri Rankings
Other Cities in Wayne County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Piedmont | 2,911 | $40,019 | 49.0% | $97,700 |
| Greenville | 418 | $41,400 | 11.6% | $97,700 |
| Mill Spring | 145 | $24,250 | 44.4% | $21,700 |
Cities Similar to Williamsville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Macks Creek | 290 | N/A | $275,000 | 8.5% | 25.9% |
| Fillmore | 299 | N/A | $83,100 | 3.7% | 5.3% |
| Ozora | 299 | N/A | $188,500 | 31.8% | 49.5% |
| Downing | 277 | $32,308 | $79,200 | 9.2% | 11.6% |
| Purcell | 324 | N/A | $87,700 | 13.7% | 31.5% |
A note before these figures: with a population of 284, Williamsville'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
Williamsville is a small community located in Missouri, within Wayne County. The total population is 284. It ranks as the 653rd most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Williamsville is 40.7 years. This is 4% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Williamsville is $30,625. This is 57% lower than the state median of $70,702. It is also 62% lower than the national median of $80,734. The poverty rate stands at 38.0%. This is 202% higher than the state poverty rate of 12.6%. 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 12.4%. This is 208% higher than the state rate of 4.0%. The median home value is $56,400. Housing costs are 76% lower than the state median of $230,300. With a home-value-to-income ratio of just 1.8x, Williamsville is one of the most affordable housing markets in the area. 63.3% of occupied housing units are owner-occupied. This homeownership rate is 7% lower than the state average of 68.1%.
Race & Ethnicity
The largest racial or ethnic group in Williamsville is White (non-Hispanic), making up 82.4% of the population.
Education
8.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 72% lower than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 81.0%.
Data Sources & Methodology
All demographic data for Williamsville, Missouri 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 Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. 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 Williamsville, Missouri?
Williamsville, Missouri has a population of 284 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Williamsville, MO?
The median household income in Williamsville is $30,625, which is 62% lower than the national median of $80,734.
What is the poverty rate in Williamsville, MO?
The poverty rate in Williamsville is 38.0%. This means approximately 108 residents live below the federal poverty line.
What is the racial makeup of Williamsville, Missouri?
Williamsville's population is 82.4% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Williamsville, MO?
The median home value in Williamsville is $56,400. The home-value-to-income ratio is 1.8x.
How educated is Williamsville, Missouri?
8.9% of adults (25+) in Williamsville hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.