St. Francisville, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, St. Francisville, Illinois had a total population of 736, the 794th largest city in Illinois, with a median household income of $70,833, which is 15% lower than the state average. The poverty rate is 9.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 0.9x.
- Unemployment rate of 22.3% is notably above the national average.
St. Francisville Quick Facts
How St. Francisville 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 | 578 | 736 | +27.3% |
| Median household income | $64,583 | $70,833 | +9.7% |
| Median home value | $58,400 | $63,900 | +9.4% |
How St. Francisville 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: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
St. Francisville Rankings in Illinois
Explore Illinois Rankings
Other Cities in Lawrence County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Lawrenceville | 3,941 | $41,005 | 17.4% | $71,300 |
| Sumner | 2,252 | $55,625 | 35.3% | $46,000 |
| Bridgeport | 1,826 | $53,036 | 23.7% | $72,100 |
| Russellville | 87 | $47,813 | 17.2% | N/A |
Cities Similar to St. Francisville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Brimfield | 750 | $70,000 | $140,700 | 28.2% | 11.4% |
| La Moille | 750 | $68,125 | $111,300 | 12.5% | 11.2% |
| Woodhull | 731 | $65,893 | $122,400 | 23.7% | 13.3% |
| Dalzell | 736 | $77,500 | $161,700 | 22.4% | 8.4% |
| Kirkwood | 754 | $67,917 | $89,100 | 13.5% | 11.2% |
A note before these figures: with a population of 736, St. Francisville'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
St. Francisville is a small community located in Illinois, within Lawrence County. The total population is 736. It ranks as the 794th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in St. Francisville is 29.9 years. This is 23% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in St. Francisville is $70,833. This is 15% lower than the state median of $83,390. It is also 12% lower than the national median of $80,734. The poverty rate stands at 9.1%. This is 23% lower than the state poverty rate of 11.8%. The unemployment rate is 22.3%. This is 283% higher than the state rate of 5.8%. The median home value is $63,900. Housing costs are 76% lower than the state median of $263,300. With a home-value-to-income ratio of just 0.9x, St. Francisville is one of the most affordable housing markets in the area. 84.7% of occupied housing units are owner-occupied. This homeownership rate is 26% higher than the state average of 67.1%.
Race & Ethnicity
The largest racial or ethnic group in St. Francisville is White (non-Hispanic), making up 77.5% of the population.
Education
19.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 49% lower than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.8%.
Data Sources & Methodology
All demographic data for St. Francisville, 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 St. Francisville, Illinois?
St. Francisville, Illinois has a population of 736 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. Francisville, IL?
The median household income in St. Francisville is $70,833, which is 12% lower than the national median of $80,734.
What is the poverty rate in St. Francisville, IL?
The poverty rate in St. Francisville is 9.1%. This means approximately 67 residents live below the federal poverty line.
What is the racial makeup of St. Francisville, Illinois?
St. Francisville's population is 77.5% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in St. Francisville, IL?
The median home value in St. Francisville is $63,900. The home-value-to-income ratio is 0.9x.
How educated is St. Francisville, Illinois?
19.4% of adults (25+) in St. Francisville hold a bachelor's degree or higher, and 2.6% hold a graduate or professional degree.