There are 1142 Fast Food Restaurants in Riverside County, California, serving a population of 2,355,002 people in an area of 7,205 square miles. There is 1 Fast Food Restaurant per 2,062 people, and 1 Fast Food Restaurant per 6 square miles.
In California, Riverside County is ranked 14th of 58 counties in Fast Food Restaurants per capita, and 13th of 58 counties in Fast Food Restaurants per square mile.