Silex, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Silex, Missouri had a total population of 355, the 603rd largest city in Missouri, with a median household income of $56,667, which is 20% lower than the state average. The poverty rate is 27.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- More than 1 in 4 residents live below the poverty line (27.0%), well above the national average of 12.4%.
- Housing is very affordable with a home-value-to-income ratio of just 2.0x.
- Unemployment rate of 9.4% is notably above the national average.
Silex Quick Facts
How Silex 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 | 383 | 355 | -7.3% |
| Median home value | $176,100 | $112,500 | -36.1% |
How Silex 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+)
Silex Rankings in Missouri
Explore Missouri Rankings
Other Cities in Lincoln County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Troy | 13,947 | $79,012 | 13.6% | $226,500 |
| Moscow Mills | 3,823 | $73,468 | 10.2% | $196,400 |
| Elsberry | 1,870 | $49,760 | 24.8% | $139,000 |
| Winfield | 1,745 | $75,766 | 17.9% | $208,100 |
| Hawk Point | 736 | $51,667 | 33.8% | $145,500 |
| Chain of Rocks | 255 | $150,547 | 3.1% | $342,000 |
| Old Monroe | 236 | $61,250 | 5.6% | $155,900 |
| Fountain N' Lakes | 162 | $2,499 | 72.8% | $83,300 |
| Foley | 140 | $66,250 | 33.6% | $68,300 |
| Whiteside | 108 | $104,375 | 4.6% | $96,700 |
Cities Similar to Silex
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Blythedale | 341 | $54,750 | $24,600 | 13.6% | 9.1% |
| Butterfield | 370 | $54,375 | $98,200 | 9.0% | 13.5% |
| Cross Timbers | 379 | N/A | $176,800 | 6.1% | 20.1% |
| Saginaw | 332 | $58,269 | $173,100 | 30.8% | 7.5% |
| Gilman City | 382 | $58,438 | $68,300 | 6.5% | 13.6% |
A note before these figures: with a population of 355, Silex'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
Silex is a small community located in Missouri, within Lincoln County. The total population is 355. It ranks as the 603rd most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Silex is 33.1 years. This is 15% lower than the state median of 39.0 years. With 32.4% of the population under 18, Silex has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Silex is $56,667. This is 20% lower than the state median of $70,702. It is also 30% lower than the national median of $80,734. The poverty rate stands at 27.0%. This is 115% 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 9.4%. This is 135% higher than the state rate of 4.0%. The median home value is $112,500. Housing costs are 51% lower than the state median of $230,300. With a home-value-to-income ratio of just 2.0x, Silex is one of the most affordable housing markets in the area. 55.6% of occupied housing units are owner-occupied. This homeownership rate is 18% lower than the state average of 68.1%.
Race & Ethnicity
Silex has a predominantly White (non-Hispanic) population, comprising 93.0% of all residents.
Education
11.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 64% 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 83.5%.
Data Sources & Methodology
All demographic data for Silex, 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 Silex, Missouri?
Silex, Missouri has a population of 355 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Silex, MO?
The median household income in Silex is $56,667, which is 30% lower than the national median of $80,734.
What is the poverty rate in Silex, MO?
The poverty rate in Silex is 27.0%. This means approximately 81 residents live below the federal poverty line.
What is the racial makeup of Silex, Missouri?
Silex's population is 93.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Silex, MO?
The median home value in Silex is $112,500. The home-value-to-income ratio is 2.0x.
How educated is Silex, Missouri?
11.8% of adults (25+) in Silex hold a bachelor's degree or higher, and 6.1% hold a graduate or professional degree.