QuickFacts

The population of Illinois is

12,801,539

12.9%

of persons in North Carolina are 65 years and over

Population per square mile in Houston city, Texas is

3,501.5

23.4%

of persons in San Diego County, California are under 18 years

The population of North Carolina is

10,146,788

17.3%

of persons in Florida are 65 years and over

Median household income of Maricopa County, Arizona is

$54,229

Median household income of Ohio is

$49,429

25.9%

of persons in Houston city, Texas are under 18 years

The population of Illinois is

12,801,539

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates