Pierioi

Pierioi (Πιέριοι) is a former municipality in Pieria, Greece. The seat of the municipality was in Ritini. Since the 2011 local government reform it is part of the municipality Katerini, of which it is a municipal unit. The 2021 census recorded 1,656 residents in the municipal unit. The municipal unit has an area of 112.943 km2.