QuickFacts

The population of Illinois is

12,801,539

23.7%

of persons in Michigan are under 18 years

12.1%

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

Population per square mile in New York is

411.2

Population per square mile in Maricopa County, Arizona is

414.9

The population of Houston city, Texas is

2,296,224

Median household income of Cook County, Illinois is

$55,251

35.8%

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

Median household income of Los Angeles city, California is

$50,205

Median household income of San Diego County, California is

$64,309

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey