QuickFacts

Population per square mile in Illinois is

231.1

The population of Maricopa County, Arizona is

4,167,947

26.4%

of persons in Maricopa County, Arizona are under 18 years

12.5%

of persons in Illinois are 65 years and over

In San Diego County, California

57.2%

of females 16 years+ are in the civilian labor force

Population per square mile in North Carolina is

196.1

Population per square mile in Pennsylvania is

283.9

32.3%

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

12.1%

of persons in New York city, New York are 65 years and over

9.0%

of persons in Houston city, Texas are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census