Cullom, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Cullom, Illinois had a total population of 471, the 952nd largest village in Illinois, with a median household income of $65,417, which is 22% lower than the state average. The poverty rate is 11.7%.
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 1.5x.
Cullom Quick Facts
How Cullom 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 | 540 | 471 | -12.8% |
| Median household income | $61,912 | $65,417 | +5.7% |
| Median home value | $88,100 | $100,800 | +14.4% |
How Cullom 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+)
Cullom Rankings in Illinois
Explore Illinois Rankings
Other Cities in Livingston County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Pontiac | 11,294 | $61,279 | 13.1% | $116,300 |
| Fairbury | 3,713 | $70,962 | 2.1% | $162,200 |
| Chatsworth | 1,172 | $69,559 | 16.8% | $103,200 |
| Forrest | 994 | $73,426 | 10.0% | $113,000 |
| Odell | 890 | $83,558 | 9.6% | $121,000 |
| Flanagan | 849 | $62,083 | 12.8% | $108,900 |
| Cornell | 389 | $68,750 | 22.5% | $92,200 |
| Saunemin | 352 | $56,250 | 10.8% | $94,600 |
| Long Point | 245 | $66,250 | 9.0% | $91,500 |
| Campus | 172 | $111,406 | 7.6% | $152,200 |
Cities Similar to Cullom
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Rock Island Arsenal | 470 | N/A | N/A | 23.8% | 0.0% |
| Mason | 467 | $65,455 | $82,900 | 5.0% | 35.5% |
| Rest Haven | 455 | $64,531 | $196,400 | 6.3% | 15.4% |
| Prairie du Rocher | 454 | $66,161 | $88,800 | 7.0% | 8.2% |
| Sublette | 454 | $66,250 | $138,300 | 26.8% | 19.8% |
A note before these figures: with a population of 471, Cullom'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
Cullom is a small community located in Illinois, within Livingston County. The total population is 471. It ranks as the 952nd most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Cullom is 41.5 years. This is 6% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Cullom is $65,417. This is 22% lower than the state median of $83,390. It is also 19% lower than the national median of $80,734. The poverty rate stands at 11.7%. This is 1% lower than the state poverty rate of 11.8%. The unemployment rate is 2.6%. This is 55% lower than the state rate of 5.8%. The median home value is $100,800. Housing costs are 62% lower than the state median of $263,300. With a home-value-to-income ratio of just 1.5x, Cullom is one of the most affordable housing markets in the area. 83.4% of occupied housing units are owner-occupied. This homeownership rate is 24% higher than the state average of 67.1%.
Race & Ethnicity
Cullom has a predominantly White (non-Hispanic) population, comprising 85.1% of all residents. Hispanic or Latino residents account for 10.2%.
Education
16.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 55% 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 96.3%.
Data Sources & Methodology
All demographic data for Cullom, 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 Cullom, Illinois?
Cullom, Illinois has a population of 471 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Cullom, IL?
The median household income in Cullom is $65,417, which is 19% lower than the national median of $80,734.
What is the poverty rate in Cullom, IL?
The poverty rate in Cullom is 11.7%. This means approximately 55 residents live below the federal poverty line.
What is the racial makeup of Cullom, Illinois?
Cullom's population is 85.1% White, 0.0% Black, 10.2% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Cullom, IL?
The median home value in Cullom is $100,800. The home-value-to-income ratio is 1.5x.
How educated is Cullom, Illinois?
16.9% of adults (25+) in Cullom hold a bachelor's degree or higher, and 6.0% hold a graduate or professional degree.