QuickFacts

10.3%

of persons in Texas are 65 years and over

11.9%

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

The population of Philadelphia city, Pennsylvania is

1,560,297

The population of Harris County, Texas is

4,441,370

23.7%

of persons in Cook County, Illinois are under 18 years

Median household income of Illinois is

$57,166

Median household income of Pennsylvania is

$53,115

Population per square mile in Illinois is

231.1

11.4%

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

11.4%

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

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census