QuickFacts

Median household income of Maricopa County, Arizona is

$54,229

The population of Maricopa County, Arizona is

4,167,947

25.7%

of persons in Georgia are under 18 years

The population of Chicago city, Illinois is

2,720,546

14.1%

of persons in Ohio are 65 years and over

22.3%

of persons in New York are under 18 years

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Population per square mile in Cook County, Illinois is

5,495.1

10.5%

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

24.4%

of persons in Illinois are under 18 years

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census