QuickFacts

The population of New York is

19,795,791

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

23.4%

of persons in San Diego County, California are under 18 years

The population of Chicago city, Illinois is

2,722,389

23.7%

of persons in Michigan are under 18 years

9.0%

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

The population of Georgia is

10,214,860

Population per square mile in Harris County, Texas is

2,402.4

12.1%

of persons in Maricopa County, Arizona are 65 years and over

Population per square mile in Illinois is

231.1

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census