QuickFacts

The population of Maricopa County, Arizona is

4,167,947

The population of Harris County, Texas is

4,538,028

The population of Harris County, Texas is

4,538,028

14.1%

of persons in Ohio are 65 years and over

Population per square mile in Pennsylvania is

283.9

The population of New York city, New York is

8,550,405

31.4%

of persons 25 years+ in California have a bachelor's degree or higher

The population of New York is

19,745,289

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

27.3%

of persons in Texas are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census