QuickFacts

The population of Los Angeles County, California is

10,170,292

The population of New York city, New York is

8,550,405

The population of Maricopa County, Arizona is

4,167,947

14.1%

of persons in Ohio are 65 years and over

14.1%

of persons in Ohio are 65 years and over

Population per square mile in Georgia is

168.4

11.9%

of persons in Cook County, Illinois are 65 years and over

The population of Philadelphia city, Pennsylvania is

1,567,442

10.9%

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

13.5%

of persons in New York are 65 years and over

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census