QuickFacts

11.4%

of persons in San Diego County, California are 65 years and over

34.2%

of persons 25 years+ in New York have a bachelor's degree or higher

12.1%

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

23.1%

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

9.0%

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

10.9%

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

Population per square mile in Michigan is

174.8

The population of Cook County, Illinois is

5,238,216

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

The population of Chicago city, Illinois is

2,720,546

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates