QuickFacts

Population per square mile in Illinois is

231.1

The population of Michigan is

9,928,300

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

23.1%

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

Median household income of Pennsylvania is

$53,599

The population of Los Angeles County, California is

10,170,292

Median household income of North Carolina is

$46,868

28.0%

of persons in Harris County, Texas are under 18 years

13.5%

of persons in New York are 65 years and over

15.4%

of persons in Pennsylvania are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census