There are 139 Fast Food Restaurants in Lehigh County, Pennsylvania, serving a population of 360,774 people in an area of 346 square miles. There is 1 Fast Food Restaurant per 2,595 people, and 1 Fast Food Restaurant per 2 square miles.
In Pennsylvania, Lehigh County is ranked 20th of 67 counties in Fast Food Restaurants per capita, and 4th of 67 counties in Fast Food Restaurants per square mile.