There are 299 Fast Food Restaurants in Fairfield County, Connecticut, serving a population of 947,328 people in an area of 625 square miles. There is 1 Fast Food Restaurant per 3,168 people, and 1 Fast Food Restaurant per 2 square miles.
In Connecticut, Fairfield County is ranked 5th of 8 counties in Fast Food Restaurants per capita, and 1st of 8 counties in Fast Food Restaurants per square mile.