There are 160 Fast Food Restaurants in Westmoreland County, Pennsylvania, serving a population of 356,835 people in an area of 1,028 square miles. There is 1 Fast Food Restaurant per 2,230 people, and 1 Fast Food Restaurant per 6 square miles.
In Pennsylvania, Westmoreland County is ranked 8th of 67 counties in Fast Food Restaurants per capita, and 14th of 67 counties in Fast Food Restaurants per square mile.