Overview
1.60 million
Total Population
34.8
Median age
52.43%
Female population %
90.7:100
Gender ratio (M:F)
25-29 years
Largest age group
47.5
Total dependency ratio
Black or African American
Largest racial group
245,968
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Philadelphia County's population is young compared to the rest of the country:
- The median age in Philadelphia County is 34.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Philadelphia County's population under 18 was 21.83%, compared to the 22.51% nationwide.
- Philadelphia County's elderly or the senior population (over 65 age) was 13.73% as compared to 16.04% nationwide.
- Of the total population in Philadelphia County, 18.49% were under the age of 15, 22.64% aged 15 to 29, 45.15% aged 30 to 64, 12.03% aged 65 to 84, and 1.69% were 85 years of age and older.

Read more about Philadelphia County, PA population by age ➔
Gender
There are 77,627 more females than males in Philadelphia County:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 52.43% females and 47.57% males in Philadelphia County, PA.
- The Philadelphia County, PA gender ratio is 90.7:100 i.e. 90.7 men to 100 women (0.907).
- For male population, the largest age group is 25-29 years with a population of 74,310.
- For the female population, the largest age group is 25-29 years with a population of 80,457.

Read more about Philadelphia County, PA population by gender ➔
Race / Ethnicity
Philadelphia County's population has become increasingly diverse:
- Racial distribution of Philadelphia County population: 38.46% are White, 40.83% are Black or African American, 0.31% are American Indian and Alaska Native, 7.41% are Asian, 0.05% are Native Hawaiian and other Pacific Islander, 7.67% are some other race and 5.27% are multiracial.
- Philadelphia County's racial breakdown clearly shows that there is no majority of any race in the county.
- By ethnicity, 245,968 is Hispanic or Latino (of any race), and 1.35 million (84.60% of the total population) is Non-Hispanic.
- The largest racial group in Philadelphia County is Black or African American with a population of 651,978 (40.83% of the total population).

Read more about Philadelphia County, PA population by race ➔
Year by year
Philadelphia County's population has already reached its peak and is showing a trend of decline:
- The peak population was 1,600,600 in the year 2020
- From 2000 to 2010, Philadelphia County's population increased by 14,629 (0.97%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Philadelphia County's population increased by 72,297 (4.73%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Philadelphia County's population was lowest in year 2007 at 1,458,905.

Read more about Philadelphia County, PA population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)