The flyers were discovered in the Maple Glenn section of Upper Dublin on Monday morning, police said.
The flyers appeared to have been distributed at random to the driveways of homes throughout the neighborhood.
Similarly designed literature has been found in Moorestown and Cinnaminson, New Jersey, police said. KKK fliers have also been a problem in Bucks County and other municipalities across the region.
"These acts of hate will not be tolerated in Upper Dublin," the police department said in a statement Monday a