QuickFacts

10.5%

of persons in Los Angeles city, California are 65 years and over

The population of Cook County, Illinois is

5,238,216

29.5%

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

35.6%

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

Population per square mile in Maricopa County, Arizona is

414.9

Median household income of Cook County, Illinois is

$55,251

Population per square mile in Michigan is

174.8

11.4%

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

10.5%

of persons in Los Angeles city, California are 65 years and over

The population of Ohio is

11,614,373

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates