QuickFacts

9.0%

of persons in Houston city, Texas are 65 years and over

10.9%

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

12.5%

of persons in Illinois are 65 years and over

Median household income of Philadelphia city, Pennsylvania is

$37,460

Population per square mile in Chicago city, Illinois is

11,841.8

Population per square mile in Los Angeles County, California is

2,419.6

22.0%

of persons in Pennsylvania are under 18 years

9.0%

of persons in Houston city, Texas are 65 years and over

10.5%

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

Population per square mile in Houston city, Texas is

3,501.5

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census