QuickFacts

Population per square mile in Maricopa County, Arizona is

414.9

25.0%

of persons in California are under 18 years

The population of North Carolina is

10,146,788

Population per square mile in Florida is

350.6

10.9%

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

9.0%

of persons in Houston city, Texas are 65 years and over

25.7%

of persons in Georgia are under 18 years

21.6%

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

Population per square mile in Illinois is

231.1

23.1%

of persons in Los Angeles city, California are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census