QuickFacts

Population per square mile in Cook County, Illinois is

5,495.1

The population of San Diego County, California is

3,299,521

10.5%

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

The population of Harris County, Texas is

4,538,028

The population of Cook County, Illinois is

5,238,216

11.4%

of persons in California are 65 years and over

28.6%

of persons 25 years+ in Pennsylvania have a bachelor's degree or higher

The population of Florida is

20,612,439

The population of Houston city, Texas is

2,296,224

21.3%

of persons in Florida are under 18 years

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census