Smithville, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Smithville, Illinois had a total population of 44, the 1405th largest community in Illinois. The poverty rate is 0.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Only 0.0% of adults have a bachelor's degree, well below the national average of 35.7%.
Smithville Quick Facts
How Smithville 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 | 49 | 44 | -10.2% |
How Smithville Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
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: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Smithville Rankings in Illinois
Explore Illinois Rankings
Other Cities in Peoria County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Peoria | 112,169 | $59,410 | 21.0% | $156,200 |
| Pekin | 31,781 | $60,790 | 12.8% | $120,700 |
| Chillicothe | 5,900 | $66,132 | 3.7% | $132,900 |
| Bartonville | 5,841 | $72,821 | 7.1% | $139,100 |
| Peoria Heights | 5,825 | $60,099 | 8.2% | $117,700 |
| West Peoria | 4,238 | $66,098 | 8.4% | $93,900 |
| Elmwood | 2,327 | $90,285 | 10.1% | $153,500 |
| Bellevue | 2,106 | $60,987 | 11.6% | $121,300 |
| Farmington | 2,050 | $65,223 | 11.0% | $101,300 |
| Rome | 1,947 | $88,750 | 6.5% | $159,800 |
Cities Similar to Smithville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Burnt Prairie | 43 | N/A | N/A | 9.1% | 23.3% |
| New Bedford | 43 | $42,500 | $78,800 | 2.4% | 9.3% |
| West Liberty | 43 | $35,556 | $52,000 | 0.0% | 0.0% |
| Junction | 42 | $55,625 | $71,700 | 3.3% | 9.5% |
| Topeka | 47 | $77,500 | $31,300 | 0.0% | 0.0% |
A note before these figures: with a population of 44, Smithville'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
Smithville is a small community located in Illinois, within Peoria County. The total population is 44. It ranks as the 1405th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
50.0% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The ACS records no residents below the poverty line in Smithville. 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. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 49% higher than the state average of 67.1%.
Race & Ethnicity
Every resident counted in Smithville was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.
Education
0.0% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. 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 Smithville, Illinois 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 Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. 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 Smithville, Illinois?
Smithville, Illinois has a population of 44 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Smithville, IL?
The Census Bureau does not publish a reliable median household income estimate for Smithville — the community is too small for the ACS sample. The national median is $80,734.
What is the poverty rate in Smithville, IL?
The ACS sample for Smithville 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 Smithville, Illinois?
Smithville's population is 100.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Smithville, IL?
The Census Bureau does not publish a reliable median home value estimate for Smithville — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Smithville, Illinois?
0.0% of adults (25+) in Smithville hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.