QuickFacts

23.7%

of persons in Michigan are under 18 years

The population of Harris County, Texas is

4,441,370

Median household income of Illinois is

$57,166

The population of Houston city, Texas is

2,239,558

Median household income of Philadelphia city, Pennsylvania is

$37,460

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Population per square mile in Chicago city, Illinois is

11,841.8

The population of San Diego County, California is

3,263,431

The population of Pennsylvania is

12,802,503

The population of Houston city, Texas is

2,239,558

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates