|Town and Commune|
|Coordinates (city): Coordinates:|
|• Alcalde||Claudio Edelberto Solar Jara (PDC)|
|• Total||1,884.1 km2 (727.5 sq mi)|
|Elevation||553 m (1,814 ft)|
|Population (2012 Census)|
|• Density||2.0/km2 (5.3/sq mi)|
|Time zone||CLT  (UTC-4)|
|• Summer (DST)||CLST  (UTC-3)|
|Area code(s)||(+56) 43|
The commune includes Laguna del Laja and Laguna del Laja National Park, which contains Antuco Volcano and Sierra Velluda. The latter is the tallest mountain in Bío Bío Region. The town of Antuco is located slightly south of the south bank of the Laja River.
According to the 2002 census of the National Statistics Institute, Antuco spans an area of 1,884.1 km2 (727 sq mi) and has 3,908 inhabitants (1,981 men and 1,927 women). Of these, 1,978 (50.6%) lived in urban areas and 1,930 (49.4%) in rural areas. The population fell by 3.8% (154 persons) between the 1992 and 2002 censuses.
As a commune, Antuco 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 2008-2012 alcalde is Claudio Edelberto Solar Jara (PDC).
Within the electoral divisions of Chile, Antuco is represented in the Chamber of Deputies by Juan Lobos (UDI) and José Pérez (PRSD) as part of the 47th electoral district, (together with Los Ángeles, Tucapel, Quilleco, Santa Bárbara, Quilaco, Mulchén, Negrete, Nacimiento, San Rosendo, Laja and Alto Bío Bío). The commune is represented in the Senate by Victor Pérez Varela (UDI) and Mariano Ruiz -Esquide Jara (PDC) as part of the 13th senatorial constituency (Biobío-Coast).
- "Asociación Chilena de Municipalidades" (in Spanish). Archived from the original on 19 April 2011. Retrieved 7 February 2011.
- "National Statistics Institute" (in Spanish). Archived from the original on 20 December 2010. Retrieved 13 December 2010.
- "Chile Time". WorldTimeZones.org. Archived from the original on 13 July 2010. Retrieved 2010-07-29.
- "Chile Summer Time". WorldTimeZones.org. Archived from the original on 2007-09-11. Retrieved 2010-07-29.