QuickFacts

10.5%

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

Population per square mile in Cook County, Illinois is

5,495.1

25.7%

of persons in Georgia are under 18 years

Population per square mile in Texas is

96.3

10.3%

of persons in Texas are 65 years and over

Population per square mile in Cook County, Illinois is

5,495.1

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

Median household income of Cook County, Illinois is

$55,251

Median household income of Philadelphia city, Pennsylvania is

$38,253

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census