Sioux City Population 2026
Sioux City has a population of 82,821, making it the #436 biggest city in 🇺🇸 United States, located in Iowa. It is about 106× smaller than New York City, the country's biggest city.
Population (city proper)
82,821
Rank in United States
#436
Coordinates
42.50°N, 96.40°W
~366 m elevation · America/Chicago
Distance to capital (Washington)
1,677 km
1,041 miles, straight line
Other big cities in Iowa
| City | Population | Rank in United States |
|---|---|---|
| Des Moines | 214,133 | #109 |
| Cedar Rapids | 130,405 | #217 |
| Davenport | 102,582 | #313 |
| Iowa City | 74,220 | #508 |
| Waterloo | 68,460 | #562 |
| Ames | 65,060 | #607 |
| West Des Moines | 64,113 | #623 |
| Council Bluffs | 62,597 | #640 |
Cities near Sioux City
- Norfolk24,366 people · ~99 km away
- Fremont26,474 people · ~119 km away
- Sioux Falls171,544 people · ~119 km away
- Columbus22,797 people · ~143 km away
- Omaha486,051 people · ~143 km away
- Council Bluffs62,597 people · ~145 km away
FAQ
What is the population of Sioux City?
Sioux City has a population of 82,821 (city proper, latest official figure via GeoNames), making it the #436 biggest city in United States.
What state is Sioux City in?
Sioux City is located in Iowa, United States.
Is Sioux City the capital of United States?
No, the capital of United States is Washington D.C., about 1,677 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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