San Miguel (Spanish for "Saint Michael") is a commune of Chile located in Santiago Province, Santiago Metropolitan Region. It was founded on August 10, 1896.
As a commune, San Miguel 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 alcalde's office (alcaldía) is located at Gran Avenida No. 3418. The 2012–2016 alcalde is Julio Palestro Velásquez (PS). The communal council has the following members:
San Miguel belongs to the 28th electoral division (together with Pedro Aguirre Cerda and Lo Espejo) and the 8th senatorial constituency (Santiago East). It is represented in the Chamber of Deputies of the National Congress by the deputies Guillermo Teillier del Valle (PCCh) and Pedro Browne Urrejola (RN). It is represented in the Senate by senators Soledad Alvear (PDC) and Pablo Longueira (UDI).
According to the 2002 census of the National Statistics Institute, San Miguel spans an area of 9.5 km (4 sq mi) and has 78,872 inhabitants (37,836 men and 41,036 women), and the commune is an entirely urban area. The population fell by 4.8% (3997 persons) between the 1992 and 2002 censuses. The demonym for a person from San Miguel is sanmiguelino for a man or sanmiguelina for a woman.