There are 669 Banks & Credit Unions in Suffolk County, New York, serving a population of 1,497,595 people in an area of 912 square miles. There is 1 Bank & Credit Union per 2,238 people, and 1 Bank & Credit Union per 1 square miles.
In New York, Suffolk County is ranked 31st of 62 counties in Banks & Credit Unions per capita, and 8th of 62 counties in Banks & Credit Unions per square mile.