Bultei (Sardinian:Urtei) is a comune (municipality) in the Province of Sassari in the Italian region Sardinia, located about 140 kilometres (87mi) north of Cagliari and about 50 kilometres (31mi) southeast of Sassari. As of 31 December 2004, it had a population of 1,158 and an area of 96.5 square kilometres (37.3sqmi).