QuickFacts

23.1%

of persons in Chicago city, Illinois are under 18 years

Population per square mile in Illinois is

231.1

Population per square mile in San Diego County, California is

735.8

Population per square mile in Ohio is

282.3

25.7%

of persons in Georgia are under 18 years

Median household income of Illinois is

$57,574

10.3%

of persons in Texas are 65 years and over

Median household income of Philadelphia city, Pennsylvania is

$38,253

12.1%

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

Population per square mile in Maricopa County, Arizona is

414.9

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census