QuickFacts

Population per square mile in Pennsylvania is

283.9

In San Diego County, California

57.2%

of females 16 years+ are in the civilian labor force

8.1%

of persons in Harris County, Texas are 65 years and over

10.9%

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

The population of California is

39,250,017

21.6%

of persons in New York city, New York are under 18 years

In Maricopa County, Arizona

57.3%

of females 16 years+ are in the civilian labor force

23.4%

of persons in San Diego County, California are under 18 years

Median household income of Philadelphia city, Pennsylvania is

$38,253

The population of San Diego County, California is

3,299,521

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates