QuickFacts

15.4%

of persons in Pennsylvania are 65 years and over

Population per square mile in Pennsylvania is

283.9

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

29.0%

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

26.4%

of persons 25 years+ in Michigan have a bachelor's degree or higher

23.1%

of persons in Chicago city, Illinois are under 18 years

10.7%

of persons in Georgia are 65 years and over

The population of Philadelphia city, Pennsylvania is

1,560,297

23.4%

of persons in San Diego County, California are under 18 years

The population of Michigan is

9,922,576

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates