QuickFacts

22.0%

of persons in Pennsylvania are under 18 years

12.1%

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

In Maricopa County, Arizona

57.3%

of females 16 years+ are in the civilian labor force

Median household income of San Diego County, California is

$64,309

Population per square mile in North Carolina is

196.1

10.9%

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

12.1%

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

Population per square mile in Los Angeles city, California is

8,092.3

The population of Los Angeles County, California is

10,170,292

Median household income of Cook County, Illinois is

$55,251

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey