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Kallithea (Greek: Καλλιθέα), is a village and a community in the municipal unit of Alykes in the island of Zakynthos, Greece. It is situated at the eastern foot of the Vrachionas mountains, at about 60 m (200 ft) elevation. It is 3 km (2 mi) southeast of Katastari, 3 km (2 mi) southwest of Ano Gerakari, 3 km (2 mi) northwest of Agios Dimitrios and 12 km (7 mi) northwest of Zakynthos city. The farm of the Science Park Zakynthos, a Norwegian-Greek institute that focuses on sustainable water use, is situated in Kallithea. The village suffered great damage from the 1953 Ionian earthquake.