QuickFacts

Population per square mile in San Diego County, California is

735.8

Population per square mile in Illinois is

231.1

The population of Illinois is

12,859,995

Median household income of San Diego County, California is

$63,996

Median household income of Philadelphia city, Pennsylvania is

$37,460

Population per square mile in Maricopa County, Arizona is

414.9

27.1%

of persons 25 years+ in Texas have a bachelor's degree or higher

Median household income of Maricopa County, Arizona is

$53,689

21.3%

of persons in Florida are under 18 years

In Florida

55.0%

of females 16 years+ are in the civilian labor force

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey