QuickFacts

The population of Ohio is

11,614,373

Population per square mile in North Carolina is

196.1

The population of Philadelphia city, Pennsylvania is

1,567,442

The population of Los Angeles city, California is

3,971,883

The population of Texas is

27,862,596

Population per square mile in San Diego County, California is

735.8

12.1%

of persons in Philadelphia city, Pennsylvania are 65 years and over

17.3%

of persons in Florida are 65 years and over

23.1%

of persons in Chicago city, Illinois are under 18 years

Population per square mile in Illinois is

231.1

Source: Population Estimates

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census