QuickFacts

The population of Pennsylvania is

12,784,227

Population per square mile in Houston city, Texas is

3,501.5

23.1%

of persons in Chicago city, Illinois are under 18 years

Population per square mile in Pennsylvania is

283.9

23.1%

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

Population per square mile in Cook County, Illinois is

5,495.1

8.1%

of persons in Harris County, Texas are 65 years and over

21.6%

of persons in New York city, New York are under 18 years

Median household income of Cook County, Illinois is

$55,251

In New York

58.7%

of females 16 years+ are in the civilian labor force

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey