QuickFacts

The population of Houston city, Texas is

2,296,224

The population of Maricopa County, Arizona is

4,167,947

Population per square mile in Cook County, Illinois is

5,495.1

Median household income of Illinois is

$57,574

11.4%

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

The population of North Carolina is

10,146,788

10.9%

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

23.1%

of persons in Chicago city, Illinois are under 18 years

Population per square mile in San Diego County, California is

735.8

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census