QuickFacts

12.5%

of persons in Illinois are 65 years and over

Population per square mile in Cook County, Illinois is

5,495.1

26.4%

of persons in Maricopa County, Arizona are under 18 years

25.9%

of persons in Houston city, Texas are under 18 years

27.3%

of persons in Texas are under 18 years

The population of Florida is

20,271,272

Median household income of Maricopa County, Arizona is

$53,689

Population per square mile in Los Angeles city, California is

8,092.3

Median household income of Maricopa County, Arizona is

$53,689

Median household income of Texas is

$52,576

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey