Chicago, United States
Major city · Population 2.7M
Chicago is the 4th largest city in United States with a population of approximately 2,664,452 people as of 2026. This makes it the 145th largest city in the world, accounting for 0.78% of United States's total population of 340.1M. Chicago is classified as a major city and operates in the America/Chicago timezone.
Population
2,664,452
Global Rank
#145
Country Rank
#4
% of United States
0.78%
Chicago on the Map
United States at a Glance
Country Population
340,110,988
Capital
Washington, D.C.
Region
North America
Major Cities
356
GDP per Capita
$84,534
Life Expectancy
78.9 years
Urban Population
80.1%
Growth Rate
0.01%
Other Major Cities in United States
Nearest Major Cities
Closest cities to Chicago with over 100,000 people
| City | Population | Distance |
|---|---|---|
| Naperville | 147,100 | 42 km |
| Joliet | 147,861 | 51 km |
| Elgin | 112,111 | 56 km |
| Aurora | 200,661 | 56 km |
| South Bend | 101,516 | 118 km |
| Rockford | 148,278 | 128 km |
| Milwaukee | 563,531 | 134 km |
| Madison | 280,305 | 198 km |
Frequently Asked Questions
What is the population of Chicago?
The population of Chicago, United States is approximately 2,664,452 people, making it the 145th largest city in the world and the 4th largest in United States.
Is Chicago the capital of United States?
No, the capital of United States is Washington, D.C.. Chicago is the 4th largest city in the country.
What timezone is Chicago in?
Chicago is in the America/Chicago timezone.