Geneseo, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Geneseo, Illinois had a total population of 6,673, the 294th largest city in Illinois, with a median household income of $70,147, which is 16% lower than the state average. The poverty rate is 2.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 2.6% — among the lowest in Illinois.
Geneseo Quick Facts
How Geneseo 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 | 6,577 | 6,673 | +1.5% |
| Median household income | $65,226 | $70,147 | +7.5% |
| Median home value | $196,400 | $205,400 | +4.6% |
How Geneseo 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+)
Geneseo Rankings in Illinois
Explore Illinois Rankings
Other Cities in Henry County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Kewanee | 11,913 | $50,886 | 17.9% | $73,200 |
| Colona | 5,139 | $79,700 | 3.8% | $147,500 |
| Galva | 2,454 | $52,470 | 18.8% | $83,700 |
| Cambridge | 2,128 | $64,979 | 13.1% | $123,100 |
| Orion | 1,812 | $94,375 | 5.2% | $178,500 |
| Atkinson | 982 | $57,174 | 5.7% | $119,600 |
| Annawan | 865 | $70,729 | 6.7% | $135,100 |
| Alpha | 831 | $77,639 | 1.6% | $111,400 |
| Woodhull | 731 | $65,893 | 13.3% | $122,400 |
| Andover | 434 | $77,813 | 3.7% | $163,600 |
Cities Similar to Geneseo
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Stickney | 6,952 | $66,942 | $244,900 | 23.2% | 12.3% |
| Marengo | 7,040 | $73,523 | $229,900 | 15.4% | 15.7% |
| Robinson | 7,084 | $73,993 | $109,100 | 25.4% | 9.6% |
| Chester | 6,797 | $80,625 | $111,700 | 10.2% | 21.6% |
| Clinton | 6,985 | $62,323 | $102,800 | 20.4% | 14.5% |
Population Overview
Geneseo is a small city located in Illinois, within Henry County. The total population is 6,673. It ranks as the 294th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Geneseo is 44.7 years. This is 15% higher than the state median of 39.0 years. 13.8% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Geneseo is $70,147. This is 16% lower than the state median of $83,390. It is also 13% lower than the national median of $80,734. The poverty rate stands at 2.6%. This is 78% lower than the state poverty rate of 11.8%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.5%. This is 40% lower than the state rate of 5.8%. The median home value is $205,400. Housing costs are 22% lower than the state median of $263,300. With a home-value-to-income ratio of just 2.9x, Geneseo is one of the most affordable housing markets in the area. 76.3% of occupied housing units are owner-occupied. This homeownership rate is 14% higher than the state average of 67.1%.
Race & Ethnicity
Geneseo has a predominantly White (non-Hispanic) population, comprising 87.9% of all residents. Hispanic or Latino residents account for 7.3%. The White (non-Hispanic) population is significantly higher than the state average (87.9% vs 58.1%). The Black or African American population (0.1%) is well below the state average of 13.3%. The Hispanic or Latino population (7.3%) is well below the state average of 18.8%. The Asian population (1.0%) is well below the state average of 5.9%.
Education
32.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 14% 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 94.5%.
Data Sources & Methodology
All demographic data for Geneseo, 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 Geneseo, Illinois?
Geneseo, Illinois has a population of 6,673 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Geneseo, IL?
The median household income in Geneseo is $70,147, which is 13% lower than the national median of $80,734.
What is the poverty rate in Geneseo, IL?
The poverty rate in Geneseo is 2.6%. This means approximately 173 residents live below the federal poverty line.
What is the racial makeup of Geneseo, Illinois?
Geneseo's population is 87.9% White, 0.1% Black, 7.3% Hispanic/Latino, and 1.0% Asian.
What is the median home value in Geneseo, IL?
The median home value in Geneseo is $205,400. The home-value-to-income ratio is 2.9x.
How educated is Geneseo, Illinois?
32.7% of adults (25+) in Geneseo hold a bachelor's degree or higher, and 12.9% hold a graduate or professional degree.