QuickFacts

The population of Cook County, Illinois is

5,246,456

Median household income of Los Angeles County, California is

$55,870

10.3%

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

24.4%

of persons in Illinois are under 18 years

The population of Harris County, Texas is

4,441,370

26.8%

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

The population of San Diego County, California is

3,263,431

23.4%

of persons in San Diego County, California are under 18 years

The population of Chicago city, Illinois is

2,722,389

The population of Maricopa County, Arizona is

4,087,191

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates