QuickFacts

The population of California is

39,250,017

The population of Pennsylvania is

12,784,227

The population of Texas is

27,862,596

8.1%

of persons in Harris County, Texas are 65 years and over

Population per square mile in Los Angeles County, California is

2,419.6

11.9%

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

Median household income of Ohio is

$49,429

The population of Illinois is

12,801,539

The population of Philadelphia city, Pennsylvania is

1,567,442

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census