QuickFacts

10.9%

of persons in Los Angeles County, California are 65 years and over

The population of Philadelphia city, Pennsylvania is

1,567,442

26.4%

of persons in Maricopa County, Arizona are under 18 years

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

The population of North Carolina is

10,146,788

Median household income of Michigan is

$49,576

Median household income of Illinois is

$57,574

The population of California is

39,250,017

26.4%

of persons in Maricopa County, Arizona are under 18 years

Population per square mile in Michigan is

174.8

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census