
Philadelphia
- County:
- Philadelphia County
- County Seat:
- Yes
- Area (mi²):
- 134.356
- State:
- Pennsylvania
Philadelphia is a city located in Philadelphia County, Pennsylvania. Philadelphia has a 2025 population of 1,517,114. It is also the county seat of Philadelphia County. Philadelphia is currently declining at a rate of -1.09% annually and its population has decreased by -5.22% since the most recent census, which recorded a population of 1,600,684 in 2020.
The average household income in Philadelphia is $88,307 with a poverty rate of 22%. The median age in Philadelphia is 35.1 years: 33.9 years for males, and 36.3 years for females.