QuickFacts

24.5%

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

12.1%

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

Population per square mile in Chicago city, Illinois is

11,841.8

Population per square mile in Georgia is

168.4

Population per square mile in Michigan is

174.8

Population per square mile in Los Angeles County, California is

2,419.6

Population per square mile in Georgia is

168.4

24.5%

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

The population of California is

39,250,017

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

27,012.5

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census