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Place in Western Macedonia, Greece
Municipal unit in Greece
Agia Triada (Greek: Αγία Τριάδα) is a former municipality in Kastoria regional unit, Western Macedonia, Greece. Since the 2011 local government reform it is part of the municipality Kastoria, of which it is a municipal unit. The municipal unit has an area of 99.092 km. Population 5,676 (2021). The seat of the municipality was in Maniakoi.