QuickFacts

26.4%

of persons in Maricopa County, Arizona are under 18 years

12.5%

of persons in Illinois are 65 years and over

8.1%

of persons in Harris County, Texas are 65 years and over

35.8%

of persons 25 years+ in Cook County, Illinois have a bachelor's degree or higher

The population of Cook County, Illinois is

5,238,216

22.0%

of persons in Pennsylvania are under 18 years

The population of Georgia is

10,310,371

Median household income of New York is

$59,269

Population per square mile in Chicago city, Illinois is

11,841.8

Population per square mile in Houston city, Texas is

3,501.5

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census