QuickFacts

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

10.9%

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

11.4%

of persons in California are 65 years and over

12.1%

of persons in Maricopa County, Arizona are 65 years and over

26.4%

of persons in Maricopa County, Arizona are under 18 years

26.9%

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

The population of Illinois is

12,801,539

Median household income of Los Angeles County, California is

$56,196

In Harris County, Texas

59.8%

of females 16 years+ are in the civilian labor force

The population of Harris County, Texas is

4,538,028

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: American Community Survey

Source: Population Estimates