Arroyo Barú is a village and municipality in Entre Ríos Province in north-eastern Argentina.

Arroyo Barú has 680 inhabitants (INDEC, 2001), which shows a 54,55% increase compared to the previous (1991) census figures.

It is considered an attractive spot for ecotourism, cross country walks, birdwatching, fishing and rural activities.

Each November the village sees the pilgrimage to the Virgin Medalla Milagrosa de Barú pass, as this lies 40 km away.

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