QuickFacts

23.7%

of persons in Ohio are under 18 years

23.7%

of persons in Michigan are under 18 years

Population per square mile in California is

239.1

29.0%

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

Population per square mile in Pennsylvania is

283.9

35.3%

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

The population of Philadelphia city, Pennsylvania is

1,560,297

The population of Florida is

20,271,272

15.4%

of persons in Pennsylvania are 65 years and over

The population of California is

39,144,818

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates