QuickFacts

Population per square mile in California is

239.1

Population per square mile in Harris County, Texas is

2,402.4

11.9%

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

In Philadelphia city, Pennsylvania

57.3%

of females 16 years+ are in the civilian labor force

23.7%

of persons in Ohio are under 18 years

13.5%

of persons in New York are 65 years and over

In New York city, New York

58.4%

of females 16 years+ are in the civilian labor force

22.3%

of persons in New York are under 18 years

The population of Cook County, Illinois is

5,238,216

Population per square mile in San Diego County, California is

735.8

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census