QuickFacts

24.4%

of persons in Illinois are under 18 years

Population per square mile in Houston city, Texas is

3,501.5

Median household income of New York city, New York is

$53,373

17.3%

of persons in Florida are 65 years and over

25.0%

of persons in California are under 18 years

The population of Los Angeles County, California is

10,170,292

The population of Harris County, Texas is

4,538,028

12.1%

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

22.0%

of persons in Pennsylvania are under 18 years

23.7%

of persons in Michigan are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census