Akçaşar is a village in Gemerek District, in Sivas Province, Türkiye. Akçaşar lies at 1,262 m above sea level, 0.3 km from the Anatolian plateau mountains. It has 175 inhabitants. The nearest city is Şarkışla, 41 km to the east. Among the landmarks around are Kültepe (53 km) and Şahruh Bridge (8.0 km). Among the natural features are Göksu Waterfall (5.6 km).