There are 553 Fast Food Restaurants in Suffolk County, New York, serving a population of 1,497,595 people in an area of 912 square miles. There is 1 Fast Food Restaurant per 2,708 people, and 1 Fast Food Restaurant per 1 square miles.
In New York, Suffolk County is ranked 29th of 62 counties in Fast Food Restaurants per capita, and 9th of 62 counties in Fast Food Restaurants per square mile.