Yarbaşı is a village in Kelkit District, in Gümüşhane Province, Türkiye. Yarbaşı lies at 2,098 m above sea level, in the Otlukbeli Dağları mountains. It has 36 inhabitants. The nearest city is Erzincan, 19.6 km to the southwest. Among the landmarks around are Satala (13.8 km) and Altıntepe (23 km).