Palacio San Martín

The Palacio San Martín, in Buenos Aires

The Palacio San Martín is an imposing palace in Beaux-Arts style, one of the finest buildings of Buenos Aires. The Buenos Aires audio-guided tour stops here to evoke this sumptuous palace, become property of the State, near the Plaza San Martín.

A sumptuous Beaux-Arts palace

Completed in 1909, the Palacio San Martín is an imposing palace in Beaux-Arts style, designed for Mercedes Castellanos, a rich aristocrat of Buenos Aires who also financed the Basilica of the Blessed Sacrament. Inspired by Parisian mansions, it displays a refined architecture, lavish salons and fine gardens. Later become property of the Argentine government, it was attached to the Ministry of Foreign Affairs and today hosts official receptions. It testifies to the golden age of Buenos Aires and its taste for European elegance.

What to see

You admire the imposing Beaux-Arts palace inspired by Parisian mansions, its refined façade and its gardens, near the Plaza San Martín. The Palacio San Martín testifies to the golden age of Buenos Aires. It is a stop for lovers of architecture, to be explored on foot.

Practical information

The Palacio San Martín lies near the Plaza San Martín, in Buenos Aires, reachable on foot and by public transport. You mainly admire its façade and its gardens from outside; attached to the ministry, access inside follows its own uses and conditions. It is best to enquire about a possible visit.

For whom was the Palacio San Martín built?

For Mercedes Castellanos, a rich aristocrat of Buenos Aires who also financed the Basilica of the Blessed Sacrament; the palace was completed in 1909 and became property of the State.

Where is the Palacio San Martín?

Near the Plaza San Martín, in Buenos Aires, in Argentina.