Asuni (Sardinian: Asùni) is a comune (municipality) in the Province of Oristano in the Italian region Sardinia, located about 70 kilometres (43 mi) north of Cagliari and about 30 kilometres (19 mi) east of Oristano. As of 31 December 2004, it had a population of 416 and an area of 21.2 square kilometres (8.2 sq mi).[3]