QuickFacts

15.4%

of persons in Pennsylvania are 65 years and over

The population of New York is

19,745,289

10.5%

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

23.4%

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

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

29.5%

of persons 25 years+ in Harris County, Texas have a bachelor's degree or higher

Population per square mile in Illinois is

231.1

Population per square mile in New York city, New York is

27,012.5

25.9%

of persons in Houston city, Texas are under 18 years

Population per square mile in Texas is

96.3

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census