Collipulli is a city and commune forming part of the Malleco Province in the Araucanía Region in southern Chile.

The fort was protected by defensive ditches and wooden stakes, and was supported by a series of bridges placed over the Malleco River and its tributaries.

According to the 2002 census of the National Statistics Institute, Collipulli spans an area of 1,295.9 km2 (500 sq mi) and has 22,354 inhabitants (11,106 men and 11,248 women).

[3] As a commune, Collipulli is a third-level administrative division of Chile administered by a municipal council, headed by an alcalde who is directly elected every four years.

The commune is represented in the Senate by Alberto Espina Otero (RN) and Jaime Quintana Leal (PPD) as part of the 14th senatorial constituency (Araucanía-North).