Pelagos (Greek: Πέλαγος) is a village in the municipality of Tripoli, Arcadia, Greece. It is situated in the plain of Tripoli, at 670 m above sea level. As of 2001, it had a population of 121. It is 2 km northwest of Zevgolateio and 4 km northeast of Tripoli city centre. The Moreas Motorway (Corinth - Tripoli - Kalamata) passes west of the village. The name Pelagos (meaning "sea") dates from classical antiquity, and refers to an oak forest on the road from Mantineia to Tegea.