QuickFacts

Median household income of San Diego County, California is

$64,309

8.1%

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

Population per square mile in Pennsylvania is

283.9

30.4%

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

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in Los Angeles County, California is

2,419.6

23.4%

of persons in San Diego County, California are under 18 years

The population of Illinois is

12,801,539

Population per square mile in California is

239.1

Median household income of Cook County, Illinois is

$55,251

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey