QuickFacts

26.4%

of persons in Maricopa County, Arizona are under 18 years

In North Carolina

57.7%

of females 16 years+ are in the civilian labor force

15.4%

of persons in Pennsylvania are 65 years and over

11.4%

of persons in San Diego County, California are 65 years and over

Median household income of Chicago city, Illinois is

$48,522

21.3%

of persons in Florida are under 18 years

Median household income of Cook County, Illinois is

$55,251

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

11.9%

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

The population of Los Angeles County, California is

10,170,292

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates