Philadelphia
#201 in WorldUnited States
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Population
1.6M
Coordinates
39.9526, -75.1652
Category
cities
About
Philadelphia, colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania and the sixth-most populous city in the United States. Its population was 1.60 million at the 2020 census and estimated at 1.57 million in 2025. The Philadelphia metropolitan area, also known as the Delaware Valley, has 6.33 million residents and is the nation's ninth-largest metropolitan area.
More about Philadelphia
Text adapted from the Wikipedia article “Philadelphia”, available under the CC BY-SA 4.0 license. Read full article