QuickFacts

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Population per square mile in Maricopa County, Arizona is

414.9

The population of Houston city, Texas is

2,296,224

Median household income of Harris County, Texas is

$54,457

Median household income of Michigan is

$49,576

24.4%

of persons in Illinois are under 18 years

23.7%

of persons in Ohio are under 18 years

Median household income of San Diego County, California is

$64,309

The population of Illinois is

12,801,539

Median household income of New York is

$59,269

Source: 2010 Census

Source: Population Estimates

Source: American Community Survey

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: American Community Survey