Armungia (Sardinian: Armùnja) is an Italian commune (comune) in the province of Sud Sardegna in Sardinia. The municipality itself had 481 inhabitants (as of 31 December 2015) and is located about 41 kilometers northeast of Cagliari at the Parco Geominerario Storico ed Ambiental della Sardegna and Flumendosa. In the village stands the Nuraghe Armungia.