QuickFacts

23.7%

of persons in Michigan are under 18 years

12.1%

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

28.0%

of persons in Harris County, Texas are under 18 years

23.1%

of persons in Chicago city, Illinois are under 18 years

Population per square mile in Ohio is

282.3

Population per square mile in Houston city, Texas is

3,501.5

Population per square mile in Georgia is

168.4

Median household income of Houston city, Texas is

$46,187

Median household income of Maricopa County, Arizona is

$54,229

21.6%

of persons in New York city, New York are under 18 years

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census