QuickFacts

12.1%

of persons in New York city, New York are 65 years and over

Population per square mile in Illinois is

231.1

23.1%

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

10.9%

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

8.1%

of persons in Harris County, Texas are 65 years and over

Population per square mile in Houston city, Texas is

3,501.5

The population of Los Angeles County, California is

10,170,292

24.5%

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

22.3%

of persons in New York are under 18 years

25.9%

of persons in Houston city, Texas are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census