Carol Stream, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Carol Stream, Illinois is 39,427 as of the 2023 American Community Survey, making it the 42nd-largest city in Illinois. The median household income is $105,395, the median home value is $308,700, and the median age is 39.3.
The population has declined 0.1% since 2010 (39,587 → 39,556).
39,427
Population
4311
People / sq mi
$105,395
Median Income
$308,700
Median Home Value
Get Carol Stream's next ACS population data
Subscribe for Population Review updates by email. No spam, unsubscribe anytime.
Carol Stream covers 9.1 sq mi of land at 4311 people per square mile.
About Carol Stream, IL
Carol Stream is distinguished by its share of foreign-born residents, 12.1% of the population. With 39,427 residents, Carol Stream is a city in Illinois. It ranks #42 among cities in Illinois by population.
Median household income is $105,395, above the US median of $78,538. About 4.8% of residents live below the federal poverty level, below the national 12.4%. Homes carry a median value of $308,700, with typical rent around $1,465.
College attainment is above the local norm at 43.8%, above the national 35.0%. Around 13.4% of workers work from home, close to the national 14.0%, and the average commute runs about 29 minutes each way.
Carol Stream village Population History (2010-2024)
The city of Carol Stream village had a population of 39,587 in 2010 and 39,556 in 2024, a -0.1% growth over 14 years. The peak was 40,171 in 2014. Average annual growth rate: 0.00%.
39,556
Population (2024)
39,587
Population (2010)
40,171
Peak (2014)
0.00%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 39,587 |
| 2011 | 39,818 |
| 2012 | 40,018 |
| 2013 | 40,148 |
| 2014 | 40,171 |
| 2015 | 40,152 |
| 2016 | 39,945 |
| 2017 | 39,813 |
| 2018 | 39,507 |
| 2019 | 39,203 |
| 2020 | 39,760 |
| 2021 | 39,425 |
| 2022 | 39,181 |
| 2023 | 39,249 |
| 2024 | 39,556 |
Race & Ethnicity
| White | 53.7% |
| Black or African American | 6.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Economy & Income
$105,395
Median Household Income
$44,595
Per Capita Income
4.8%
Poverty Rate
2.9%
Unemployment Rate
Housing
$308,700
Median Home Value
$1,465
Median Rent
68.1%
Owner-Occupied
Education
90.3%
High School+
43.8%
Bachelor's+
Commute
2.7%
Drive Alone
71.3%
Public Transit
13.4%
Work From Home
28.9 min
Avg Commute
Community Profile
12.1%
Foreign Born
60.0%
Non-English at Home
2.9%
Veterans
9.1%
With Disability
95.0%
Health Insurance
96.8%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 20.1% |
| Manufacturing | 15.8% |
| Finance, Insurance & Real Estate | 10.4% |
| Retail Trade | 8.5% |
| Education, Health Care & Social Services | 7.7% |
| Information | 7.5% |
| Arts, Entertainment & Food Services | 5.6% |
| Construction | 4.8% |
| Transportation & Warehousing | 2.6% |
| Public Administration | 2.2% |
| Agriculture & Mining | 0.4% |
Largest cities in Illinois
Largest counties in Illinois
Part of Illinois
Metro areas in Illinois
City rankings
Frequently Asked Questions
Carol Stream, Illinois has a population of 39,427 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 42nd-largest city in Illinois.
The median household income in Carol Stream, Illinois is $105,395, with 4.8% of residents living below the federal poverty level.
The median home value in Carol Stream, Illinois is $308,700, with median monthly rent at $1,465 and a homeownership rate of 68.1%.
The median age in Carol Stream, Illinois is 39.3 years. The population is 49.9% male and 50.1% female.
The population has declined 0.1% since 2010 (39,587 → 39,556).
Carol Stream village, IL Climate
Carol Stream village, IL has an average annual temperature of 9.5°C (49°F) and receives about 929 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.5°C
Avg Temp
929
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -6° / 21° | 41 mm |
| February | -3° / 26° | 35 mm |
| March | 3° / 37° | 64 mm |
| April | 9° / 48° | 95 mm |
| May | 15° / 60° | 92 mm |
| June | 21° / 69° | 104 mm |
| July | 23° / 74° | 98 mm |
| August | 22° / 72° | 106 mm |
| September | 18° / 64° | 95 mm |
| October | 11° / 52° | 65 mm |
| November | 4° / 39° | 76 mm |
| December | -3° / 27° | 58 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Carol Stream village, IL
The most comfortable months to visit Carol Stream village, IL are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -11°C low). August is usually the wettest month.
Where to stay near Carol Stream
Visiting or relocating to Carol Stream, IL? Compare hotels and short-term rentals across the metro — live availability and prices.
Top-rated places to stay near Carol Stream
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a move to Carol Stream?
Get relocation and cost-of-living insights for Carol Stream, IL by email. No spam, unsubscribe anytime.
More from Illinois
Population 2,707,648
Population 179,867
Population 149,785
Population 149,424
Population 147,649
Full rankings of Illinois cities by population
Statewide data for Illinois
Population, race, income, age, and trends across Illinois
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.