QuickFacts

The population of Texas is

27,862,596

The population of Cook County, Illinois is

5,238,216

The population of Illinois is

12,801,539

11.9%

of persons in Cook County, Illinois are 65 years and over

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

The population of Ohio is

11,614,373

10.9%

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

35.8%

of persons 25 years+ in Cook County, Illinois have a bachelor's degree or higher

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census