About DuPage County
DuPage County is a mid-sized city located in United States, in the Illinois region. According to the latest available data (2026), the population of DuPage County is approximately 932,877 residents, making it the #63 most populous city in United States.
Globally, DuPage County ranks #1,942 among the world's most populated cities.
DuPage County City Statistics
| City | DuPage County |
| Country |  United States |
| Population | 932,877 |
| Global Rank | #1,942 |
| Rank in United States | #63 of 867 cities |
| City Category | mid-sized city |
| Region | Illinois |
| Latitude | 41.852 |
| Longitude | -88.0857 |
| Data Year | 2026 |
Population Comparison
To put DuPage County's population of 932,877 into perspective:
- DuPage County has over 932,000 residents.
Where is DuPage County Located?
DuPage County is located in United States, in the Illinois region, at coordinates 41.852° latitude and -88.0857° longitude. Located in the mid-latitudes, DuPage County experiences distinct four-season weather patterns.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of DuPage County?
The population of DuPage County is approximately 932,877 residents according to the latest available data (2026).
Where is DuPage County located?
DuPage County is located in United States at approximately 41.852° latitude and -88.0857° longitude.
Is DuPage County one of the largest cities in United States?
With a population of 932,877, DuPage County is one of the notable urban areas in United States. It ranks #63 out of 867 cities in the country.
