QuickFacts

Median household income of Chicago city, Illinois is

$48,522

Population per square mile in Ohio is

282.3

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

24.4%

of persons in Illinois are under 18 years

The population of Ohio is

11,614,373

11.4%

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

The population of Philadelphia city, Pennsylvania is

1,567,442

The population of Illinois is

12,801,539

10.9%

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

The population of Michigan is

9,928,300

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates