Altıntaş is a neighborhood in Orhaneli District, in Bursa Province, Türkiye. Altıntaş lies at 612 m above sea level, in the Anatolian plateau mountains. It has 527 inhabitants. The nearest city is Mustafakemalpaşa, 40 km to the northwest. Among the landmarks around are Hadriani ad Olympum (16.1 km), Büyükorhan Dam (11.7 km) and Çınarcık Dam (17.2 km).