QuickFacts

Population per square mile in North Carolina is

196.1

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

23.7%

of persons in Cook County, Illinois are under 18 years

12.9%

of persons in North Carolina are 65 years and over

In California

57.2%

of females 16 years+ are in the civilian labor force

12.1%

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

24.4%

of persons in Illinois are under 18 years

Population per square mile in Maricopa County, Arizona is

414.9

In Philadelphia city, Pennsylvania

57.3%

of females 16 years+ are in the civilian labor force

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey