QuickFacts

12.1%

of persons in Maricopa County, Arizona are 65 years and over

Population per square mile in Ohio is

282.3

Population per square mile in California is

239.1

Median household income of Cook County, Illinois is

$55,251

13.8%

of persons in Michigan are 65 years and over

10.5%

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

In Harris County, Texas

59.8%

of females 16 years+ are in the civilian labor force

The population of Ohio is

11,614,373

23.7%

of persons in Cook County, Illinois are under 18 years

22.3%

of persons in New York are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census