Carol Stream, IL
Population 39,427 · Illinois
About Carol Stream, IL
Carol Stream is a mid-sized city in Illinois with a population of 39,427 residents. The median household income is $105,395 per year, which is above the national average. The median age in Carol Stream is 39.3 years.
Housing in Carol Stream has a median home value of $308,700 and median monthly rent of $1,465. Of the 14,786 total housing units, the majority are owner-occupied, with 9,746 owner-occupied and 4,564 renter-occupied units.
The unemployment rate in Carol Stream is 4.2% and the poverty rate is 7.0%. 43.8% of residents hold a bachelor's degree or higher. The average commute time is 28.9 minutes.
How Carol Stream Ranks in Illinois
Cost of Living in Carol Stream, IL
Compared to national averages, Carol Stream has a median household income of $105,395 (40% above the national median of $75,149). Home values average $308,700, which is 26% above the national median. Monthly rent at $1,465 is 26% above the US average of $1,163. Within Illinois, Carol Stream's income is 40% above the state average of $75,072, and home values are 86% above the state median of $165,779.
Why Live in Carol Stream, IL?
Carol Stream offers a strong local economy with a median household income of $105,395, well above the national average, and a well-educated community where 43.8% of residents hold a bachelor’s degree or higher, and a low poverty rate of 7.0%, better than the national average.
Carol Stream has a population of 39,427 with a median age of 39.3 years. Compare Carol Stream with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Carol Stream
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Park Ridge | 39,241 | $138,059 | $539,300 | Compare |
| Quincy | 39,188 | $56,372 | $146,100 | Compare |
| Streamwood | 39,055 | $101,049 | $258,300 | Compare |
| Wheeling | 38,495 | $83,251 | $244,600 | Compare |
| Urbana | 38,447 | $45,854 | $186,300 | Compare |
| Crystal Lake | 40,436 | $105,428 | $287,400 | Compare |
| DeKalb | 40,464 | $46,564 | $202,900 | Compare |
| Bartlett | 40,531 | $130,479 | $350,500 | 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 Carol Stream
What is the population of Carol Stream, IL?
The population of Carol Stream, IL is 39,427 according to the latest Census data.
What is the median household income in Carol Stream?
The median household income in Carol Stream, IL is $105,395 per year.
What is the median home value in Carol Stream?
The median home value in Carol Stream, IL is $308,700.
What is the average rent in Carol Stream?
The median monthly rent in Carol Stream, IL is $1,465.
What is the unemployment rate in Carol Stream?
The unemployment rate in Carol Stream, IL is 4.2%.