QuickFacts

The population of New York is

19,745,289

Median household income of Maricopa County, Arizona is

$54,229

Population per square mile in Ohio is

282.3

The population of San Diego County, California is

3,299,521

13.5%

of persons in New York are 65 years and over

23.7%

of persons in Michigan are under 18 years

Population per square mile in Houston city, Texas is

3,501.5

Population per square mile in Cook County, Illinois is

5,495.1

12.1%

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

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census