There are 106 Fast Food Restaurants in Fairfield County, Ohio, serving a population of 151,526 people in an area of 505 square miles. There is 1 Fast Food Restaurant per 1,429 people, and 1 Fast Food Restaurant per 4 square miles.
In Ohio, Fairfield County is ranked 6th of 88 counties in Fast Food Restaurants per capita, and 15th of 88 counties in Fast Food Restaurants per square mile.