QuickFacts

35.3%

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

23.7%

of persons in Cook County, Illinois are under 18 years

Population per square mile in Houston city, Texas is

3,501.5

12.9%

of persons in North Carolina are 65 years and over

Population per square mile in Los Angeles city, California is

8,092.3

12.1%

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

25.0%

of persons in California are under 18 years

Median household income of California is

$61,489

The population of Chicago city, Illinois is

2,722,389

The population of Cook County, Illinois is

5,246,456

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates