QuickFacts

27.3%

of persons in Texas are under 18 years

14.1%

of persons in Ohio are 65 years and over

The population of San Diego County, California is

3,299,521

Median household income of Maricopa County, Arizona is

$54,229

10.3%

of persons in Texas are 65 years and over

The population of Pennsylvania is

12,784,227

Median household income of Illinois is

$57,574

Population per square mile in Georgia is

168.4

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

21.6%

of persons in New York city, New York are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census