Mount Zion, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Mount Zion, Illinois had a total population of 5,660, the 316th largest village in Illinois, with a median household income of $103,365, which is 24% higher than the state average. The poverty rate is 4.0%.
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 4.0% — among the lowest in Illinois.
- Housing is very affordable with a home-value-to-income ratio of just 1.9x.
Mount Zion Quick Facts
How Mount Zion 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 | 6,076 | 5,660 | -6.8% |
| Median household income | $110,786 | $103,365 | -6.7% |
| Median home value | $200,300 | $201,100 | +0.4% |
How Mount Zion 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+)
Mount Zion Rankings in Illinois
Explore Illinois Rankings
Other Cities in Macon County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Decatur | 69,815 | $51,592 | 19.4% | $99,600 |
| Forsyth | 3,502 | $112,000 | 11.3% | $281,000 |
| Maroa | 1,714 | $72,500 | 6.8% | $126,800 |
| Harristown | 1,550 | $72,426 | 9.5% | $117,700 |
| Long Creek | 1,392 | $78,519 | 6.7% | $167,500 |
| Macon | 1,047 | $68,750 | 7.3% | $108,600 |
| Oreana | 1,037 | $89,000 | 3.0% | $137,300 |
| Warrensburg | 921 | $81,719 | 8.1% | $145,400 |
| Blue Mound | 882 | $70,329 | 8.7% | $123,100 |
| Argenta | 879 | $73,482 | 5.2% | $106,300 |
Cities Similar to Mount Zion
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lake Holiday | 5,641 | $107,875 | $256,400 | 31.0% | 2.9% |
| Willow Springs | 5,868 | $103,583 | $378,300 | 37.9% | 4.1% |
| Highwood | 5,301 | $107,875 | $405,400 | 39.1% | 16.0% |
| Monticello | 6,304 | $99,449 | $210,500 | 40.7% | 5.7% |
| Candlewick Lake | 5,448 | $86,146 | $172,300 | 21.5% | 10.0% |
Population Overview
Mount Zion is a small city located in Illinois, within Macon County. The total population is 5,660. It ranks as the 316th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Mount Zion is 40.7 years. This is 4% higher than the state median of 39.0 years. With 29.9% of the population under 18, Mount Zion has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Mount Zion is $103,365. This is 24% higher than the state median of $83,390. It is also 28% higher than the national median of $80,734. The poverty rate stands at 4.0%. This is 66% 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 3.4%. This is 41% lower than the state rate of 5.8%. The median home value is $201,100. Housing costs are 24% lower than the state median of $263,300. With a home-value-to-income ratio of just 1.9x, Mount Zion is one of the most affordable housing markets in the area. 81.4% of occupied housing units are owner-occupied. This homeownership rate is 21% higher than the state average of 67.1%.
Race & Ethnicity
Mount Zion has a predominantly White (non-Hispanic) population, comprising 90.2% of all residents. Asian residents account for 4.3%. The White (non-Hispanic) population is significantly higher than the state average (90.2% vs 58.1%). The Black or African American population (2.2%) is well below the state average of 13.3%. The Hispanic or Latino population (2.1%) is well below the state average of 18.8%.
Education
35.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 7% 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 98.2%.
Data Sources & Methodology
All demographic data for Mount Zion, 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 Mount Zion, Illinois?
Mount Zion, Illinois has a population of 5,660 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Mount Zion, IL?
The median household income in Mount Zion is $103,365, which is 28% higher than the national median of $80,734.
What is the poverty rate in Mount Zion, IL?
The poverty rate in Mount Zion is 4.0%. This means approximately 225 residents live below the federal poverty line.
What is the racial makeup of Mount Zion, Illinois?
Mount Zion's population is 90.2% White, 2.2% Black, 2.1% Hispanic/Latino, and 4.3% Asian.
What is the median home value in Mount Zion, IL?
The median home value in Mount Zion is $201,100. The home-value-to-income ratio is 1.9x.
How educated is Mount Zion, Illinois?
35.4% of adults (25+) in Mount Zion hold a bachelor's degree or higher, and 12.4% hold a graduate or professional degree.