King of Prussia Population 2026
King of Prussia has a population of 19,936, making it the #2387 biggest city in 🇺🇸 United States, located in Pennsylvania. It is about 442× smaller than New York City, the country's biggest city.
Population (city proper)
19,936
Rank in United States
#2387
Coordinates
40.09°N, 75.40°W
~61 m elevation · America/New_York
Distance to capital (Washington)
193 km
120 miles, straight line
Other big cities in Pennsylvania
| City | Population | Rank in United States |
|---|---|---|
| Philadelphia | 1,573,916 | #6 |
| Pittsburgh | 304,391 | #65 |
| Allentown | 120,207 | #244 |
| Erie | 99,475 | #328 |
| Reading | 87,879 | #393 |
| Scranton | 77,118 | #477 |
| Bethlehem | 74,892 | #502 |
| Bensalem | 60,427 | #678 |
Cities near King of Prussia
- Wayne30,892 people · ~5 km away
- Radnor30,878 people · ~6 km away
- Norristown34,412 people · ~6 km away
- Phoenixville16,658 people · ~11 km away
- Havertown50,430 people · ~14 km away
- Drexel Hill28,043 people · ~18 km away
FAQ
What is the population of King of Prussia?
King of Prussia has a population of 19,936 (city proper, latest official figure via GeoNames), making it the #2387 biggest city in United States.
What state is King of Prussia in?
King of Prussia is located in Pennsylvania, United States.
Is King of Prussia the capital of United States?
No, the capital of United States is Washington D.C., about 193 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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