QuickFacts

Population per square mile in California is

239.1

17.3%

of persons in Florida are 65 years and over

11.4%

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

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

27,012.5

35.6%

of persons 25 years+ in Chicago city, Illinois have a bachelor's degree or higher

Median household income of Michigan is

$49,576

The population of Chicago city, Illinois is

2,720,546

The population of Harris County, Texas is

4,538,028

The population of Philadelphia city, Pennsylvania is

1,567,442

11.4%

of persons in California are 65 years and over

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census