Plaza de Armas de San Bernardo, Central square in San Bernardo, Chile.

The Plaza de Armas is the heart of San Bernardo, spanning several city blocks surrounded by historic buildings on all sides. The space extends between Freire Avenue to the east and Eyzaguirre Street to the west.

The plaza emerged in the early 1820s alongside a Franciscan parish, designed using colonial urban planning principles. This founding period reflects Chile's early independent years and the important role religious institutions played in shaping towns.

The square is anchored by churches and convents that continue to shape the spiritual life of the town. These religious buildings define the character of the space and show how faith remains central to community life.

The plaza sits where Gran Avenida ends, a few metres from its eastern edge on Freire Avenue, with Eyzaguirre Street on the west and O'Higgins and Prat crossing the block. Metro Line 2 reached the southern zone from the mid-2000s, serving San Miguel, La Cisterna and San Ramón, so the square is reached by bus or metro plus a walk along the avenue. The flat, open layout lets you circle the fountain and the parish on foot.

While other areas of Santiago underwent major commercial transformation in the 1980s, this plaza retained its original form. This continuity makes it a rare example of how traditional town design has been preserved in the region.