Kormista (Greek: Κορμίστα) is a village and a former municipality in the Serres regional unit, Greece. Since the 2011 local government reform it is part of the municipality Amfipoli, of which it is a municipal unit. The municipal unit has an area of 74.410 km (28.730 sq mi). Population 1,450 (2021). The seat of the municipality was in Nea Bafra.