QuickFacts

The population of North Carolina is

10,146,788

The population of Harris County, Texas is

4,538,028

The population of Michigan is

9,928,300

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

13.8%

of persons in Michigan are 65 years and over

Population per square mile in Texas is

96.3

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

32.0%

of persons 25 years+ in Los Angeles city, California have a bachelor's degree or higher

The population of Cook County, Illinois is

5,238,216

Population per square mile in San Diego County, California is

735.8

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census