QuickFacts

12.1%

of persons in Maricopa County, Arizona are 65 years and over

11.4%

of persons in San Diego County, California are 65 years and over

22.3%

of persons in New York are under 18 years

Median household income of Los Angeles County, California is

$55,870

21.6%

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

Median household income of New York is

$58,687

23.1%

of persons in Chicago city, Illinois are under 18 years

The population of North Carolina is

10,042,802

The population of Illinois is

12,859,995

Population per square mile in Chicago city, Illinois is

11,841.8

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census