There are 325 Fast Food Restaurants in Pima County, Arizona, serving a population of 1,007,257 people in an area of 9,185 square miles. There is 1 Fast Food Restaurant per 3,099 people, and 1 Fast Food Restaurant per 28 square miles.
In Arizona, Pima County is ranked 13th of 15 counties in Fast Food Restaurants per capita, and 2nd of 15 counties in Fast Food Restaurants per square mile.