Coal Valley, IL
Population 4,142 · Illinois
About Coal Valley, IL
Coal Valley is a small community in Illinois with a population of 4,142 residents. The median household income is $104,781 per year, which is above the national average. The median age in Coal Valley is 46.7 years.
Housing in Coal Valley has a median home value of $208,700 and median monthly rent of $0. Of the 1,776 total housing units, the majority are owner-occupied, with 1,520 owner-occupied and 115 renter-occupied units.
The unemployment rate in Coal Valley is 3.3% and the poverty rate is 2.7%. 33.2% of residents hold a bachelor's degree or higher. The average commute time is 20 minutes.
Cost of Living in Coal Valley, IL
Compared to national averages, Coal Valley has a median household income of $104,781 (39% above the national median of $75,149). Home values average $208,700, which is 15% below the national median. Monthly rent at $0 is 100% below the US average of $1,163. Within Illinois, Coal Valley's income is 40% above the state average of $75,072, and home values are 26% above the state median of $165,779.
Why Live in Coal Valley, IL?
Coal Valley offers a strong local economy with a median household income of $104,781, well above the national average, and affordable housing with a median home value of $208,700, below the US average of $244,900, and rent that’s lower than the national average at $0/month. Additionally, the city features a strong job market with an unemployment rate of just 3.3%, and a low poverty rate of 2.7%, better than the national average, and short commute times averaging just 20 minutes.
Coal Valley has a population of 4,142 with a median age of 46.7 years. Compare Coal Valley with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Coal Valley
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Wonder Lake | 4,141 | $102,829 | $242,300 | Compare |
| Rosemont | 4,145 | $69,153 | $403,600 | Compare |
| Caseyville | 4,170 | $57,919 | $94,900 | Compare |
| Kildeer | 4,189 | $250,001 | $697,900 | Compare |
| Metamora | 4,094 | $99,091 | $209,800 | Compare |
| Scott AFB | 4,195 | $91,115 | $0 | Compare |
| Green Oaks | 4,085 | $133,472 | $653,500 | Compare |
| Paxton | 4,201 | $60,470 | $116,700 | 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 Coal Valley
What is the population of Coal Valley, IL?
The population of Coal Valley, IL is 4,142 according to the latest Census data.
What is the median household income in Coal Valley?
The median household income in Coal Valley, IL is $104,781 per year.
What is the median home value in Coal Valley?
The median home value in Coal Valley, IL is $208,700.
What is the average rent in Coal Valley?
The median monthly rent in Coal Valley, IL is $0.
What is the unemployment rate in Coal Valley?
The unemployment rate in Coal Valley, IL is 3.3%.