QuickFacts

The population of Maricopa County, Arizona is

4,167,947

The population of San Diego County, California is

3,299,521

Population per square mile in Texas is

96.3

30.3%

of persons 25 years+ in Los Angeles County, California have a bachelor's degree or higher

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

9.0%

of persons in Houston city, Texas are 65 years and over

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Population per square mile in New York city, New York is

27,012.5

11.4%

of persons in San Diego County, California are 65 years and over

26.1%

of persons 25 years+ in Ohio have a bachelor's degree or higher

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey