Efeler is a neighborhood in Didim District, in Aydın Province, Türkiye. Efeler lies 11.5 km from the İlbir Dağları mountains. It has 23,603 inhabitants. The nearest city is Didim, 0.7 km to the east. Near the border: Greece, 16 km. Beaches nearby: Altınkum (2.6 km), Ikinci Koy (3.2 km), Üçüncü Koy (3.6 km). Among the landmarks around are Priene (32 km), Miletus (17.3 km) and Didyma (1.2 km).