|• Alcalde||Claudio Segovia|
|• Total||112.7 km2 (43.5 sq mi)|
|Elevation||113 m (371 ft)|
|• Density||270/km2 (700/sq mi)|
|Area code||(+56) 72|
|Website||Official website (in Spanish)|
According to the 2002 census of the National Statistics Institute, Graneros spans an area of 112.7 km2 (44 sq mi) and has 25,961 inhabitants (12,992 men and 12,969 women). Of these, 22,674 (87.3%) lived in urban areas and 3,287 (12.7%) in rural areas. The population grew by 15.6% (3,508 persons) between the 1992 and 2002 censuses.
As a commune, Graneros 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 Juan Pablo Díaz Burgos. The council has the following members:
- Juan Carlos Reyes
- Antonio Pereira
- Miguel Gutierrez L.
- Carlos Ortega
- Raquel Campos
- Ximena Jeldres
Within the electoral divisions of Chile, Graneros is represented in the Chamber of Deputies by Eugenio Bauer (UDI) and Ricardo Rincón (PDC) as part of the 33rd electoral district, together with Mostazal, Codegua, Machalí, Requínoa, Rengo, Olivar, Doñihue, Coinco, Coltauco, Quinta de Tilcoco and Malloa. The commune is represented in the Senate by Andrés Chadwick Piñera (UDI) and Juan Pablo Letelier Morel (PS) as part of the 9th senatorial constituency (O'Higgins Region).
- (in Spanish) Municipality of Graneros