QuickFacts

21.6%

of persons in New York city, New York are under 18 years

Population per square mile in Cook County, Illinois is

5,495.1

23.1%

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

The population of New York city, New York is

8,491,079

The population of Los Angeles city, California is

3,928,864

23.4%

of persons in San Diego County, California are under 18 years

Median household income of Harris County, Texas is

$53,822

13.8%

of persons in Michigan are 65 years and over

Population per square mile in Ohio is

282.3

Population per square mile in Florida is

350.6

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census