There are 152 Fast Food Restaurants in Clackamas County, Oregon, serving a population of 399,962 people in an area of 1,870 square miles. There is 1 Fast Food Restaurant per 2,631 people, and 1 Fast Food Restaurant per 12 square miles.
In Oregon, Clackamas County is ranked 22nd of 36 counties in Fast Food Restaurants per capita, and 4th of 36 counties in Fast Food Restaurants per square mile.