Kansas City Population 2026

Kansas City has a population of 475,378, making it the #40 biggest city in 🇺🇸 United States, located in Missouri. Roughly 0.1% of United States's population lives here. It is about 19× smaller than New York City, the country's biggest city.

WashingtonKansas City
Location of Kansas City (capital Washington shown for reference). Boundaries: Natural Earth.
Population (city proper)
475,378
Rank in United States
#40
Coordinates
39.10°N, 94.58°W
~274 m elevation · America/Chicago
Distance to capital (Washington)
1,514 km
940 miles, straight line

Other big cities in Missouri

CityPopulationRank in United States
St. Louis279,695#75
Springfield170,188#157
Columbia129,330#223
Independence117,255#249
Lee's Summit95,094#349
O'Fallon85,040#420
Saint Joseph76,780#481
Saint Charles65,794#598

Cities near Kansas City

FAQ

What is the population of Kansas City?
Kansas City has a population of 475,378 (city proper, latest official figure via GeoNames), making it the #40 biggest city in United States.
What state is Kansas City in?
Kansas City is located in Missouri, United States.
Is Kansas City the capital of United States?
No, the capital of United States is Washington D.C., about 1,514 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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