QuickFacts

23.7%

of persons in Ohio are under 18 years

The population of Pennsylvania is

12,802,503

Population per square mile in San Diego County, California is

735.8

The population of Houston city, Texas is

2,239,558

The population of Pennsylvania is

12,802,503

The population of Ohio is

11,613,423

13.8%

of persons in Michigan are 65 years and over

11.9%

of persons in Cook County, Illinois are 65 years and over

Median household income of Cook County, Illinois is

$54,828

29.9%

of persons 25 years+ in Los Angeles County, California have a bachelor's degree or higher

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey