QuickFacts

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in Pennsylvania is

283.9

Median household income of Maricopa County, Arizona is

$54,229

Population per square mile in North Carolina is

196.1

24.4%

of persons in Illinois are under 18 years

The population of Chicago city, Illinois is

2,720,546

9.0%

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

Population per square mile in Florida is

350.6

32.3%

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

29.5%

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

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey