QuickFacts

26.1%

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

Median household income of Cook County, Illinois is

$55,251

The population of Cook County, Illinois is

5,238,216

The population of San Diego County, California is

3,299,521

10.3%

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

Population per square mile in New York city, New York is

27,012.5

12.1%

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

8.1%

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

23.7%

of persons in Michigan are under 18 years

The population of San Diego County, California is

3,299,521

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates