QuickFacts

24.4%

of persons in Illinois are under 18 years

23.7%

of persons in Michigan are under 18 years

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

13.8%

of persons in Michigan are 65 years and over

13.5%

of persons in New York are 65 years and over

10.3%

of persons in Chicago city, Illinois are 65 years and over

The population of California is

39,250,017

Median household income of Maricopa County, Arizona is

$54,229

Median household income of New York city, New York is

$53,373

29.5%

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

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey