QuickFacts

11.4%

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

The population of North Carolina is

10,146,788

Population per square mile in Chicago city, Illinois is

11,841.8

The population of Chicago city, Illinois is

2,720,546

Median household income of Harris County, Texas is

$54,457

Median household income of Philadelphia city, Pennsylvania is

$38,253

The population of Chicago city, Illinois is

2,720,546

11.9%

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

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in Harris County, Texas is

2,402.4

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census