Agios Vasileios () is a coastal village in the municipal unit of Rio, in the municipality of Patras. It is located on the Gulf of Corinth, 3 km northeast of Rio, Greece. The Greek National Road 8A (Patras - Corinth) passes south of the village.

Historical population Year Population 1981 640 1991 1,491 2001 2,045 2011 2,662 2021 2,889

See also List of settlements in Achaea

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References