Portezuelo (Spanish pronunciation: [poɾteˈswelo]) is a Chilean town and commune in the Itata Province, Ñuble Region.

According to the 2002 census of the National Statistics Institute, Portezuelo spans an area of 282.3 km2 (109 sq mi) with 5,470 inhabitants (2,825 men and 2,645 women).

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

The 2008-2012 alcalde is Modesto Sepúlveda Andrade (PDC).

The communal council has the following members:[1] Within the electoral divisions of Chile, Portezuel belongs to the 42nd electoral district and 12th senatorial constituency.