QuickFacts

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Median household income of Ohio is

$49,429

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

The population of Michigan is

9,928,300

23.1%

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

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

28.0%

of persons in Harris County, Texas are under 18 years

26.4%

of persons in Maricopa County, Arizona are under 18 years

22.3%

of persons in New York are under 18 years

10.3%

of persons in Chicago city, Illinois are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census