Atça is a neighborhood in Sultanhisar District, in Aydın Province, Türkiye. Atça lies at 84 m above sea level, 0.6 km from the Aydin mountains. It has 7,563 inhabitants (2022). The nearest city is Nazilli, 9.9 km to the east. Among the landmarks around are Nysa on the Maeander (5.6 km), Aphrodisias (49 km) and Acharaca (10.4 km).