QuickFacts

Population per square mile in Pennsylvania is

283.9

23.1%

of persons in Los Angeles city, California are under 18 years

Population per square mile in Ohio is

282.3

The population of Georgia is

10,310,371

35.8%

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

Population per square mile in California is

239.1

12.5%

of persons in Illinois are 65 years and over

25.7%

of persons in Georgia are under 18 years

The population of Los Angeles County, California is

10,170,292

The population of Maricopa County, Arizona is

4,167,947

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates