QuickFacts

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

32.3%

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

In San Diego County, California

57.2%

of females 16 years+ are in the civilian labor force

25.9%

of persons in Houston city, Texas are under 18 years

11.4%

of persons in California are 65 years and over

The population of California is

39,250,017

The population of Maricopa County, Arizona is

4,167,947

10.3%

of persons in Chicago city, Illinois are 65 years and over

Population per square mile in Texas is

96.3

The population of Harris County, Texas is

4,538,028

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates