QuickFacts

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

10.3%

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

The population of Cook County, Illinois is

5,238,216

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

25.7%

of persons in Georgia are under 18 years

11.4%

of persons in California are 65 years and over

Median household income of Texas is

$53,207

The population of Los Angeles city, California is

3,971,883

17.3%

of persons in Florida are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census