QuickFacts

The population of Philadelphia city, Pennsylvania is

1,560,297

24.5%

of persons 25 years+ in Philadelphia city, Pennsylvania have a bachelor's degree or higher

30.0%

of persons 25 years+ in Maricopa County, Arizona have a bachelor's degree or higher

Population per square mile in Houston city, Texas is

3,501.5

Population per square mile in California is

239.1

The population of Pennsylvania is

12,802,503

The population of Los Angeles city, California is

3,928,864

Population per square mile in Harris County, Texas is

2,402.4

11.9%

of persons in Cook County, Illinois are 65 years and over

10.9%

of persons in Los Angeles County, California are 65 years and over

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census