QuickFacts

Population per square mile in Florida is

350.6

23.7%

of persons in Cook County, Illinois are under 18 years

Population per square mile in San Diego County, California is

735.8

The population of Michigan is

9,928,300

Median household income of Maricopa County, Arizona is

$54,229

25.9%

of persons in Houston city, Texas are under 18 years

Population per square mile in Houston city, Texas is

3,501.5

12.1%

of persons in Maricopa County, Arizona are 65 years and over

Population per square mile in Los Angeles city, California is

8,092.3

Population per square mile in New York is

411.2

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census