Illiopolis, IL
Population 854 · Illinois
About Illiopolis, IL
Illiopolis is a small community located in Illinois with a population of 854 residents according to the latest US Census Bureau American Community Survey data. The median household income is $74,219 per year, which is 1% below the national median of $75,149. The median age of 45.5 years is notably older the US median age of 38.9 years, suggesting a more established community with a higher proportion of long-term residents.
Housing Market Overview
The housing market in Illiopolis features a median home value of $96,500, which is 61% below the national median of $244,900. This makes Illiopolis one of the more affordable markets in the country, potentially attractive for first-time homebuyers. Median monthly rent is $675, 42% below the national average of $1,163/month. Of the 383 total housing units, 80% are owner-occupied (286 units) and 20% are renter-occupied (71 units). The high homeownership rate suggests a stable, established residential community.
Economy & Employment
The local economy in Illiopolis shows an unemployment rate of 2.0%, which is lower than the national rate of 3.7%, indicating a relatively strong job market. The poverty rate stands at 4.3%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in Illiopolis have an average one-way commute time of 23.9 minutes.
Education & Demographics
18.4% of Illiopolis residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The lower educational attainment rate may reflect the area's industry mix, with more employment in trades, manufacturing, or agricultural sectors. The community's demographic composition includes 0.2% White, 0.6% Hispanic or Latino, 0.0% Black or African American, and 0.4% Asian residents, with 0.9% of the population being foreign-born.
Cost of Living in Illiopolis, IL
Compared to national averages, Illiopolis has a median household income of $74,219 (1% below the national median of $75,149). Home values average $96,500, which is 61% below the national median. Monthly rent at $675 is 42% below the US average of $1,163. Within Illinois, Illiopolis's income is 1% below the state average of $75,072, and home values are 42% below the state median of $165,779.
Why Live in Illiopolis, IL?
Illiopolis offers affordable housing with a median home value of $96,500, below the US average of $244,900, and rent that’s lower than the national average at $675/month, and a strong job market with an unemployment rate of just 2.0%. Additionally, the city features a low poverty rate of 4.3%, better than the national average, and short commute times averaging just 23.9 minutes.
Potential considerations include median household income ($74,219) that falls below the national average. However, Illiopolis’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Illiopolis has a population of 854 with a median age of 45.5 years. Compare Illiopolis with other cities to see how it stacks up, or explore all cities in Illinois.
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Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Illiopolis
What is the population of Illiopolis, IL?
The population of Illiopolis, IL is 854 according to the latest US Census Bureau American Community Survey estimates. This makes it a small community in Illinois.
What is the median household income in Illiopolis?
The median household income in Illiopolis, IL is $74,219 per year, which is 1% below the national median of $75,149.
What is the median home value in Illiopolis?
The median home value in Illiopolis, IL is $96,500, which is 61% below the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in Illiopolis?
The median monthly rent in Illiopolis, IL is $675, which is 42% below the national average of $1,163/month.
What is the unemployment rate in Illiopolis?
The unemployment rate in Illiopolis, IL is 2.0%, compared to the national average of 3.7%. This lower-than-average rate suggests a relatively healthy local job market.
Is Illiopolis, IL a good place to live?
Illiopolis offers a moderate cost of living, affordable housing, and a strong job market. With a population of 854 and a median age of 45.5, the city appeals to established professionals and retirees.
How educated is Illiopolis, IL?
18.4% of residents in Illiopolis aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The educational profile reflects the area's industry mix and employment landscape.
What is the cost of living in Illiopolis?
Key cost-of-living indicators for Illiopolis, IL: median home value is $96,500 (61% below national), median rent is $675/month, and median household income is $74,219. The home-value-to-income ratio is 1.3x, indicating relatively affordable housing relative to local incomes.
What is the poverty rate in Illiopolis?
The poverty rate in Illiopolis, IL is 4.3%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.
How diverse is Illiopolis, IL?
Illiopolis's population is 0.2% White, 0.6% Hispanic or Latino, 0.0% Black or African American, 0.4% Asian, and 2.2% two or more races. 0.9% of residents are foreign-born.