QuickFacts

28.0%

of persons in Harris County, Texas are under 18 years

23.7%

of persons in Ohio are under 18 years

The population of Chicago city, Illinois is

2,720,546

22.3%

of persons in New York are under 18 years

Population per square mile in Maricopa County, Arizona is

414.9

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

27,012.5

The population of Los Angeles city, California is

3,971,883

10.3%

of persons in Chicago city, Illinois are 65 years and over

Population per square mile in Florida is

350.6

The population of Michigan is

9,928,300

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates