Selianitika is a coastal village in northern Achaea, Peloponnese, Greece. It is part of the municipal unit of Sympoliteia. It is located 6 km northwest of Aigio and 26 km east of Patras, at about 30m above sea level. The villages Selianitika and Longos share a fine gravel beach on the Gulf of Corinth which is approximately 1.5 km long. Both villages are among the most popular summer destinations of Achaea.

The Greek Motorway 8, is a motorway in Greece. Part of the Olympia Odos network, the motorway connects Athens with Patras in southwestern Greece, spanning a total of 215 km (134 mi).