QuickFacts

The population of Cook County, Illinois is

5,238,216

23.1%

of persons in Chicago city, Illinois are under 18 years

Population per square mile in Pennsylvania is

283.9

The population of Michigan is

9,928,300

Median household income of Maricopa County, Arizona is

$54,229

Population per square mile in North Carolina is

196.1

The population of Harris County, Texas is

4,538,028

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

24.4%

of persons in Illinois are under 18 years

In Philadelphia city, Pennsylvania

57.3%

of females 16 years+ are in the civilian labor force

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey