QuickFacts

25.7%

of persons in Georgia are under 18 years

Population per square mile in Chicago city, Illinois is

11,841.8

12.1%

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

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Ohio is

282.3

26.4%

of persons in Maricopa County, Arizona are under 18 years

23.1%

of persons in Chicago city, Illinois are under 18 years

The population of Philadelphia city, Pennsylvania is

1,567,442

Median household income of New York city, New York is

$53,373

The population of Los Angeles County, California is

10,170,292

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: Population Estimates