QuickFacts

Population per square mile in San Diego County, California is

735.8

12.1%

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

The population of California is

39,250,017

Population per square mile in Florida is

350.6

Population per square mile in California is

239.1

26.4%

of persons in Maricopa County, Arizona are under 18 years

25.0%

of persons in California are under 18 years

Median household income of Texas is

$53,207

In Harris County, Texas

59.8%

of females 16 years+ are in the civilian labor force

22.0%

of persons in Pennsylvania are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census