QuickFacts

8.1%

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

11.4%

of persons in San Diego County, California are 65 years and over

The population of Chicago city, Illinois is

2,720,546

The population of Ohio is

11,614,373

The population of Los Angeles County, California is

10,170,292

Population per square mile in Florida is

350.6

30.4%

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

The population of Chicago city, Illinois is

2,720,546

Population per square mile in Pennsylvania is

283.9

The population of Cook County, Illinois is

5,238,216

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates