QuickFacts

23.1%

of persons in Chicago city, Illinois are under 18 years

12.9%

of persons in North Carolina are 65 years and over

10.9%

of persons in Los Angeles County, California are 65 years and over

22.0%

of persons in Pennsylvania are under 18 years

Median household income of Cook County, Illinois is

$55,251

Median household income of Illinois is

$57,574

Population per square mile in Los Angeles County, California is

2,419.6

24.4%

of persons in Illinois are under 18 years

Population per square mile in Texas is

96.3

Population per square mile in Los Angeles County, California is

2,419.6

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census