Peta (Greek: Πέτα) is a town and a former municipality in the Arta regional unit, Epirus, Greece. Since the 2011 local government reform it is part of the municipality Nikolaos Skoufas, of which it is the seat and a municipal unit. Population 4,904 (2001). In 2001 its population was 1,916 for the town, 3,896 for the community and 4,904 for the municipal unit. Peta is located north of Amfilochia, northeast of Arta, south-southeast of Ioannina and east of Preveza. The Arachthos River and its reservoir lies to the northwest.
Peta was ruled by the Ottomans with some interruption, the town was affected by the Greek War of Independence and lost their victory to become a part of Greece. The Turks recaptured the village and continued ruling the region until 1881 with a brief Greek occupation in the 1850s but it was reconquered.
Peta finally joined Greece during the liberation of the modern southeastern Arta which included most of Thessaly that ended the OttomanTurkish rule in 1881. The tract of land northwest of Peta remained in Ottoman hands until the Balkan Wars of 1913. Its economy slowly improved.