Acar is a village in Sason District, in Batman Province, Türkiye. Acar lies at 831 m above sea level, in the Southeastern Taurus mountains. It has 674 inhabitants. The nearest city is Kozluk, 24 km to the southeast. Among the landmarks around are Malabadi Bridge (16.0 km), Tigranocerta (28 km) and Hallan Çemi (7.6 km). Among the natural features are Hasuni Caves (22 km).