QuickFacts

The population of Illinois is

12,859,995

26.4%

of persons in Maricopa County, Arizona are under 18 years

Population per square mile in New York city, New York is

27,012.5

14.1%

of persons in Ohio are 65 years and over

Population per square mile in California is

239.1

The population of North Carolina is

10,042,802

21.3%

of persons in Florida are under 18 years

23.7%

of persons in Ohio are under 18 years

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

In Philadelphia city, Pennsylvania

56.7%

of females 16 years+ are in the civilian labor force

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey