QuickFacts

Population per square mile in Los Angeles city, California is

8,092.3

Median household income of Cook County, Illinois is

$55,251

Population per square mile in Illinois is

231.1

10.3%

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

10.5%

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

23.1%

of persons in Los Angeles city, California are under 18 years

Median household income of Harris County, Texas is

$54,457

12.9%

of persons in North Carolina are 65 years and over

The population of Cook County, Illinois is

5,238,216

11.9%

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

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census