QuickFacts

9.0%

of persons in Houston city, Texas are 65 years and over

10.3%

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

22.5%

of persons in Philadelphia city, Pennsylvania are under 18 years

Population per square mile in Georgia is

168.4

23.7%

of persons in Ohio are under 18 years

Population per square mile in Ohio is

282.3

23.7%

of persons in Ohio are under 18 years

Population per square mile in Los Angeles city, California is

8,092.3

The population of Chicago city, Illinois is

2,720,546

15.4%

of persons in Pennsylvania are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census