Belvidere Population 2026
Belvidere has a population of 25,132, making it the #1870 biggest city in 🇺🇸 United States, located in Illinois. It is about 350× smaller than New York City, the country's biggest city.
Population (city proper)
25,132
Rank in United States
#1870
Coordinates
42.26°N, 88.84°W
~238 m elevation · America/Chicago
Distance to capital (Washington)
1,064 km
661 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 Belvidere
- Machesney Park22,927 people · ~19 km away
- Loves Park23,455 people · ~19 km away
- Rockford148,278 people · ~21 km away
- Beloit36,891 people · ~31 km away
- Sycamore17,712 people · ~33 km away
- Huntley26,005 people · ~36 km away
FAQ
What is the population of Belvidere?
Belvidere has a population of 25,132 (city proper, latest official figure via GeoNames), making it the #1870 biggest city in United States.
What state is Belvidere in?
Belvidere is located in Illinois, United States.
Is Belvidere the capital of United States?
No, the capital of United States is Washington D.C., about 1,064 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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