QuickFacts

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

Median household income of Harris County, Texas is

$54,457

27.3%

of persons in Texas are under 18 years

10.3%

of persons in Texas are 65 years and over

Population per square mile in North Carolina is

196.1

The population of Maricopa County, Arizona is

4,167,947

The population of Cook County, Illinois is

5,238,216

Population per square mile in Michigan is

174.8

10.5%

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

23.1%

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

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census