QuickFacts

23.9%

of persons in North Carolina are under 18 years

11.4%

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

23.7%

of persons in Cook County, Illinois are under 18 years

The population of Maricopa County, Arizona is

4,167,947

12.5%

of persons in Illinois are 65 years and over

Population per square mile in California is

239.1

In Michigan

57.1%

of females 16 years+ are in the civilian labor force

Median household income of Maricopa County, Arizona is

$54,229

12.1%

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

10.5%

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

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census