Harmon, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Harmon, Illinois had a total population of 100, the 1333rd largest village in Illinois, with a median household income of $66,250, which is 21% lower than the state average. The poverty rate is 24.0%.
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%.
- Housing is very affordable with a home-value-to-income ratio of just 2.3x.
- Unemployment rate of 8.5% is notably above the national average.
Harmon Quick Facts
How Harmon 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 | 81 | 100 | +23.5% |
| Median household income | $57,083 | $66,250 | +16.1% |
| Median home value | $112,500 | $151,800 | +34.9% |
How Harmon 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+)
Harmon Rankings in Illinois
Explore Illinois Rankings
Other Cities in Lee County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Dixon | 14,910 | $59,406 | 17.8% | $120,800 |
| Amboy | 2,384 | $68,258 | 13.3% | $134,800 |
| Franklin Grove | 988 | $58,618 | 12.8% | $124,400 |
| Ashton | 935 | $62,778 | 14.5% | $114,200 |
| Paw Paw | 932 | $65,156 | 8.3% | $153,900 |
| Sublette | 454 | $66,250 | 19.8% | $138,300 |
| Lee | 320 | $82,000 | 19.2% | $150,500 |
| Steward | 271 | $102,500 | 2.6% | $148,000 |
| Compton | 259 | $57,500 | 6.6% | $80,800 |
| West Brooklyn | 152 | $76,250 | 3.3% | $85,000 |
Cities Similar to Harmon
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Browning | 99 | N/A | $71,400 | 7.1% | 4.0% |
| Old Shawneetown | 102 | N/A | N/A | 0.0% | 43.1% |
| Berlin | 103 | $66,250 | N/A | 0.0% | 11.7% |
| Marley | 96 | N/A | N/A | 0.0% | 0.0% |
| Hartland | 105 | N/A | N/A | 12.4% | N/A |
A note before these figures: with a population of 100, Harmon'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
Harmon is a small community located in Illinois, within Lee County. The total population is 100. It ranks as the 1333rd most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Harmon is 47.0 years. This is 21% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Harmon is $66,250. This is 21% lower than the state median of $83,390. It is also 18% lower than the national median of $80,734. The poverty rate stands at 24.0%. This is 103% higher than the state poverty rate of 11.8%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 8.5%. This is 46% higher than the state rate of 5.8%. The median home value is $151,800. Housing costs are 42% lower than the state median of $263,300. With a home-value-to-income ratio of just 2.3x, Harmon is one of the most affordable housing markets in the area. 82.5% of occupied housing units are owner-occupied. This homeownership rate is 23% higher than the state average of 67.1%.
Race & Ethnicity
Harmon has a predominantly White (non-Hispanic) population, comprising 86.0% of all residents. Hispanic or Latino residents account for 10.0%.
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. The high school graduation rate (or equivalent) is 95.9%.
Data Sources & Methodology
All demographic data for Harmon, 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 Harmon, Illinois?
Harmon, Illinois has a population of 100 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Harmon, IL?
The median household income in Harmon is $66,250, which is 18% lower than the national median of $80,734.
What is the poverty rate in Harmon, IL?
The poverty rate in Harmon is 24.0%. This means approximately 24 residents live below the federal poverty line.
What is the racial makeup of Harmon, Illinois?
Harmon's population is 86.0% White, 0.0% Black, 10.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Harmon, IL?
The median home value in Harmon is $151,800. The home-value-to-income ratio is 2.3x.
How educated is Harmon, Illinois?
0.0% of adults (25+) in Harmon hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.