Iliff, Colorado Demographics & Population 2026
During the 2020–2024 ACS period, Iliff, Colorado had a total population of 268, the 353rd largest town in Colorado, with a median household income of $57,500, which is 40% lower than the state average. The poverty rate is 13.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 40% below the state average, indicating significant economic challenges.
- Only 8.9% of adults have a bachelor's degree, well below the national average of 35.7%.
Iliff Quick Facts
How Iliff 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 | 276 | 268 | -2.9% |
| Median household income | $73,750 | $57,500 | -22.0% |
| Median home value | $154,300 | $155,700 | +0.9% |
How Iliff 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: 52 | National average: 61
Education
Educational Attainment (Adults 25+)
Iliff Rankings in Colorado
Explore Colorado Rankings
Other Cities in Logan County
Cities Similar to Iliff
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Rollinsville | 264 | N/A | N/A | 71.2% | 0.0% |
| Lewis | 277 | N/A | $372,000 | 20.7% | 0.0% |
| Kit Carson | 273 | $59,875 | $150,000 | 30.1% | 3.0% |
| Comanche Creek | 283 | N/A | $672,900 | 37.9% | 0.0% |
| Peetz | 265 | $52,500 | $154,600 | 19.7% | 12.8% |
A note before these figures: with a population of 268, Iliff'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
Iliff is a small community located in Colorado, within Logan County. The total population is 268. It ranks as the 353rd most populous out of 472 Census-designated places in Colorado.
Age Demographics
The median age in Iliff is 43.1 years. This is 14% higher than the state median of 37.7 years. Only 14.5% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Iliff is $57,500. This is 40% lower than the state median of $95,470. It is also 29% lower than the national median of $80,734. The poverty rate stands at 13.8%. This is 46% higher than the state poverty rate of 9.4%. The survey records no unemployed residents in Iliff, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $155,700. Housing costs are 71% lower than the state median of $539,400. With a home-value-to-income ratio of just 2.7x, Iliff is one of the most affordable housing markets in the area. 78.8% of occupied housing units are owner-occupied. This homeownership rate is 19% higher than the state average of 66.2%.
Race & Ethnicity
The largest racial or ethnic group in Iliff is White (non-Hispanic), making up 84.0% of the population. Hispanic or Latino residents account for 13.1%.
Education
8.9% 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. This is 81% lower than the state rate of 45.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 78.7%.
Data Sources & Methodology
All demographic data for Iliff, Colorado 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 Colorado state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 472 Census-designated places in Colorado. 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 Iliff, Colorado?
Iliff, Colorado has a population of 268 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Iliff, CO?
The median household income in Iliff is $57,500, which is 29% lower than the national median of $80,734.
What is the poverty rate in Iliff, CO?
The poverty rate in Iliff is 13.8%. This means approximately 37 residents live below the federal poverty line.
What is the racial makeup of Iliff, Colorado?
Iliff's population is 84.0% White, 3.0% Black, 13.1% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Iliff, CO?
The median home value in Iliff is $155,700. The home-value-to-income ratio is 2.7x.
How educated is Iliff, Colorado?
8.9% of adults (25+) in Iliff hold a bachelor's degree or higher, and 1.8% hold a graduate or professional degree.