QuickFacts

The population of Michigan is

9,922,576

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Population per square mile in San Diego County, California is

735.8

23.7%

of persons in Michigan are under 18 years

21.6%

of persons in New York city, New York are under 18 years

Population per square mile in Pennsylvania is

283.9

27.1%

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

Population per square mile in North Carolina is

196.1

Population per square mile in Los Angeles County, California is

2,419.6

24.4%

of persons in Illinois are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census