QuickFacts

23.4%

of persons in San Diego County, California are under 18 years

23.1%

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

The population of Houston city, Texas is

2,239,558

Population per square mile in Ohio is

282.3

25.0%

of persons in California are under 18 years

Median household income of Maricopa County, Arizona is

$53,689

Population per square mile in Chicago city, Illinois is

11,841.8

Population per square mile in San Diego County, California is

735.8

8.1%

of persons in Harris County, Texas are 65 years and over

10.3%

of persons in Chicago city, Illinois are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census