QuickFacts

The population of Pennsylvania is

12,784,227

25.9%

of persons in Houston city, Texas are under 18 years

Population per square mile in Los Angeles city, California is

8,092.3

The population of Ohio is

11,614,373

35.6%

of persons 25 years+ in Chicago city, 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 Pennsylvania is

283.9

Population per square mile in Cook County, Illinois is

5,495.1

The population of Ohio is

11,614,373

The population of California is

39,250,017

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates