QuickFacts

Population per square mile in New York city, New York is

27,012.5

Population per square mile in California is

239.1

Population per square mile in Illinois is

231.1

21.6%

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

Population per square mile in Michigan is

174.8

21.3%

of persons in Florida are under 18 years

28.0%

of persons in Harris County, Texas are under 18 years

10.3%

of persons in Texas are 65 years and over

25.7%

of persons in Georgia are under 18 years

11.9%

of persons in Cook County, Illinois are 65 years and over

Source: 2010 Census