QuickFacts

The population of San Diego County, California is

3,299,521

11.9%

of persons in Cook County, Illinois are 65 years and over

Median household income of Cook County, Illinois is

$55,251

Median household income of Florida is

$47,507

23.9%

of persons in North Carolina are under 18 years

12.1%

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

35.8%

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

Population per square mile in New York is

411.2

Population per square mile in Harris County, Texas is

2,402.4

25.0%

of persons in California are under 18 years

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census