QuickFacts

12.1%

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

27.3%

of persons in Texas are under 18 years

13.5%

of persons in New York are 65 years and over

21.3%

of persons in Florida are under 18 years

Population per square mile in Houston city, Texas is

3,501.5

The population of Chicago city, Illinois is

2,720,546

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Michigan is

174.8

Median household income of Georgia is

$49,620

Median household income of Pennsylvania is

$53,599

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey