QuickFacts

23.7%

of persons in Cook County, Illinois are under 18 years

Median household income of Los Angeles County, California is

$56,196

24.4%

of persons in Illinois are under 18 years

Population per square mile in Georgia is

168.4

Population per square mile in North Carolina is

196.1

Median household income of New York city, New York is

$53,373

21.6%

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

Population per square mile in Illinois is

231.1

10.3%

of persons in Chicago city, Illinois are 65 years and over

12.5%

of persons in Illinois are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census