Aldea San Juan is a village, rural center and municipality in Entre Ríos Province in north-eastern Argentina.

[1] It is located 42 km north of Gualeguaychú city and has a population of 466 inhabitants (INDEC, 2001).

These lands were owned by Jacobo Spangenberg, who sold them to Volga German colonists in 1889.

Thirty families established residence in San Juan, most of them from Bauer and Messer in the Volga basin.

This article about a place in Entre Ríos Province, Argentina is a stub.