QuickFacts

Population per square mile in Harris County, Texas is

2,402.4

Population per square mile in Chicago city, Illinois is

11,841.8

The population of Harris County, Texas is

4,538,028

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

23.7%

of persons in Ohio are under 18 years

Median household income of Philadelphia city, Pennsylvania is

$38,253

The population of Los Angeles city, California is

3,971,883

The population of Florida is

20,612,439

23.9%

of persons in North Carolina are under 18 years

The population of Illinois is

12,801,539

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates