QuickFacts

23.1%

of persons in Chicago city, Illinois are under 18 years

Population per square mile in San Diego County, California is

735.8

13.5%

of persons in New York are 65 years and over

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

25.9%

of persons in Houston city, Texas are under 18 years

Median household income of San Diego County, California is

$64,309

In Philadelphia city, Pennsylvania

57.3%

of females 16 years+ are in the civilian labor force

Population per square mile in Illinois is

231.1

10.9%

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

12.1%

of persons in Maricopa County, Arizona are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census