Alba Posse is a village and municipality in Misiones Province in north-eastern Argentina.
[1] The city is located on the banks of the Uruguay River, opposite the Brazilian town of Porto Maua, which can be reached by ferry and boat services.
Access is via Provincial Highway 103, which in turn communicates with National Route 14.
Cassava, tobacco, citrus, tea and aromatic herbs are grown, in addition to logging, and cattle and pig rearing.
Within the municipality there are also the towns of Santa Rita and San Francisco de Asis.