QuickFacts

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Population per square mile in Los Angeles County, California is

2,419.6

The population of New York is

19,745,289

The population of Cook County, Illinois is

5,238,216

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in San Diego County, California is

735.8

27.6%

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

9.0%

of persons in Houston city, Texas are 65 years and over

The population of Illinois is

12,801,539

The population of Georgia is

10,310,371

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates