St. Charles Population 2026
St. Charles has a population of 32,974, making it the #1400 biggest city in 🇺🇸 United States, located in Illinois. It is about 267× smaller than New York City, the country's biggest city.
Population (city proper)
32,974
Rank in United States
#1400
Coordinates
41.91°N, 88.31°W
~223 m elevation · America/Chicago
Distance to capital (Washington)
1,011 km
628 miles, straight line
Other big cities in Illinois
| City | Population | Rank in United States |
|---|---|---|
| Chicago | 2,664,452 | #3 |
| Aurora | 200,661 | #125 |
| Rockford | 148,278 | #184 |
| Joliet | 147,861 | #186 |
| Naperville | 147,100 | #190 |
| Peoria | 115,070 | #259 |
| Springfield | 114,394 | #262 |
| North Peoria | 113,004 | #266 |
Cities near St. Charles
- Batavia26,495 people · ~7 km away
- Elgin112,111 people · ~14 km away
- Aurora200,661 people · ~17 km away
- Wheaton53,715 people · ~18 km away
- Naperville147,100 people · ~20 km away
- Schaumburg74,693 people · ~23 km away
FAQ
What is the population of St. Charles?
St. Charles has a population of 32,974 (city proper, latest official figure via GeoNames), making it the #1400 biggest city in United States.
What state is St. Charles in?
St. Charles is located in Illinois, United States.
Is St. Charles the capital of United States?
No, the capital of United States is Washington D.C., about 1,011 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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