Cahokia Heights, IL
Population 17,173 · Illinois
About Cahokia Heights, IL
Cahokia Heights is a mid-sized city in Illinois with a population of 17,173 residents. The median household income is $37,975 per year, which is below the national average. The median age in Cahokia Heights is 32.8 years.
Housing in Cahokia Heights has a median home value of $56,900 and median monthly rent of $959. Of the 8,617 total housing units, the majority are owner-occupied, with 3,310 owner-occupied and 2,980 renter-occupied units.
The unemployment rate in Cahokia Heights is 9.3% and the poverty rate is 32.7%. 11.9% of residents hold a bachelor's degree or higher. The average commute time is 28.2 minutes.
Cost of Living in Cahokia Heights, IL
Compared to national averages, Cahokia Heights has a median household income of $37,975 (49% below the national median of $75,149). Home values average $56,900, which is 77% below the national median. Monthly rent at $959 is 18% below the US average of $1,163. Within Illinois, Cahokia Heights's income is 49% below the state average of $75,072, and home values are 66% below the state median of $165,779.
Why Live in Cahokia Heights, IL?
Cahokia Heights offers affordable housing with a median home value of $56,900, below the US average of $244,900, and rent that’s lower than the national average at $959/month.
Potential considerations include median household income ($37,975) that falls below the national average. However, Cahokia Heights’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Cahokia Heights has a population of 17,173 with a median age of 32.8 years. Compare Cahokia Heights with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Cahokia Heights
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Hinsdale | 17,155 | $250,001 | $999,100 | Compare |
| Charleston | 17,212 | $49,057 | $133,700 | Compare |
| Jacksonville | 17,490 | $62,615 | $128,300 | Compare |
| Marion | 16,796 | $57,281 | $145,300 | Compare |
| Bridgeview | 16,721 | $65,153 | $234,000 | Compare |
| Lemont | 17,643 | $126,100 | $447,800 | Compare |
| Godfrey | 17,743 | $92,746 | $181,400 | Compare |
| Westchester | 16,524 | $103,561 | $297,400 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Cahokia Heights
What is the population of Cahokia Heights, IL?
The population of Cahokia Heights, IL is 17,173 according to the latest Census data.
What is the median household income in Cahokia Heights?
The median household income in Cahokia Heights, IL is $37,975 per year.
What is the median home value in Cahokia Heights?
The median home value in Cahokia Heights, IL is $56,900.
What is the average rent in Cahokia Heights?
The median monthly rent in Cahokia Heights, IL is $959.
What is the unemployment rate in Cahokia Heights?
The unemployment rate in Cahokia Heights, IL is 9.3%.