QuickFacts

12.1%

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

26.4%

of persons in Maricopa County, Arizona are under 18 years

25.0%

of persons in California are under 18 years

The population of Harris County, Texas is

4,441,370

10.5%

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

The population of Michigan is

9,922,576

24.4%

of persons in Illinois are under 18 years

14.1%

of persons in Ohio are 65 years and over

23.1%

of persons in Chicago city, Illinois are under 18 years

29.0%

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

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey