QuickFacts

21.6%

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

10.3%

of persons in Texas are 65 years and over

10.3%

of persons in Texas are 65 years and over

Population per square mile in Philadelphia city, Pennsylvania is

11,379.5

23.4%

of persons in San Diego County, California are under 18 years

9.0%

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

Population per square mile in Los Angeles County, California is

2,419.6

10.3%

of persons in Texas are 65 years and over

12.1%

of persons in New York city, New York are 65 years and over

The population of Ohio is

11,613,423

Source: 2010 Census

Source: Population Estimates