There are 370 Fast Food Restaurants in Collin County, Texas, serving a population of 914,075 people in an area of 842 square miles. There is 1 Fast Food Restaurant per 2,470 people, and 1 Fast Food Restaurant per 2 square miles.
In Texas, Collin County is ranked 148th of 254 counties in Fast Food Restaurants per capita, and 6th of 254 counties in Fast Food Restaurants per square mile.