QuickFacts

17.3%

of persons in Florida are 65 years and over

Median household income of Houston city, Texas is

$45,728

35.3%

of persons 25 years+ in Cook County, Illinois have a bachelor's degree or higher

23.4%

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

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Population per square mile in Florida is

350.6

Median household income of Maricopa County, Arizona is

$53,689

Population per square mile in North Carolina is

196.1

23.4%

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

Population per square mile in Houston city, Texas is

3,501.5

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census