QuickFacts

21.6%

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

23.4%

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

The population of Los Angeles city, California is

3,971,883

10.9%

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

Median household income of Harris County, Texas is

$54,457

Population per square mile in Michigan is

174.8

15.4%

of persons in Pennsylvania are 65 years and over

23.1%

of persons in Chicago city, Illinois are under 18 years

The population of Illinois is

12,801,539

The population of New York city, New York is

8,550,405

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates