QuickFacts

The population of Pennsylvania is

12,784,227

Population per square mile in San Diego County, California is

735.8

23.4%

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

23.1%

of persons in Los Angeles city, California are under 18 years

11.4%

of persons in San Diego County, California are 65 years and over

10.7%

of persons in Georgia are 65 years and over

Population per square mile in New York city, New York is

27,012.5

The population of Michigan is

9,928,300

Median household income of Harris County, Texas is

$54,457

Median household income of New York is

$59,269

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey