QuickFacts

Population per square mile in Houston city, Texas is

3,501.5

12.9%

of persons in North Carolina are 65 years and over

Population per square mile in Los Angeles city, California is

8,092.3

24.4%

of persons in Illinois are under 18 years

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

35.8%

of persons 25 years+ in Cook County, Illinois have a bachelor's degree or higher

The population of Harris County, Texas is

4,538,028

12.1%

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

26.1%

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

The population of California is

39,250,017

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates