QuickFacts

The population of Illinois is

12,801,539

12.5%

of persons in Illinois are 65 years and over

10.9%

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

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Los Angeles County, California is

2,419.6

11.4%

of persons in San Diego County, California are 65 years and over

In Cook County, Illinois

61.0%

of females 16 years+ are in the civilian labor force

Population per square mile in New York is

411.2

The population of Los Angeles city, California is

3,971,883

Population per square mile in Ohio is

282.3

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census