QuickFacts

Median household income of San Diego County, California is

$64,309

23.1%

of persons in Los Angeles city, California are under 18 years

14.1%

of persons in Ohio are 65 years and over

11.9%

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

23.1%

of persons in Chicago city, Illinois are under 18 years

Population per square mile in Maricopa County, Arizona is

414.9

Population per square mile in Harris County, Texas is

2,402.4

23.1%

of persons in Los Angeles city, California are under 18 years

Population per square mile in Ohio is

282.3

23.7%

of persons in Cook County, Illinois are under 18 years

Source: American Community Survey

Source: 2010 Census