QuickFacts

The population of Ohio is

11,614,373

21.3%

of persons in Florida are under 18 years

Population per square mile in San Diego County, California is

735.8

35.7%

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

The population of Maricopa County, Arizona is

4,167,947

Population per square mile in North Carolina is

196.1

12.9%

of persons in North Carolina are 65 years and over

Population per square mile in Pennsylvania is

283.9

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Median household income of Cook County, Illinois is

$55,251

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey