|Town and Commune|
|Coordinates (town): Coordinates:|
|• Alcalde||Rebeca Cofré Calderón|
|• Total||503.4 km2 (194.4 sq mi)|
|Elevation||182 m (597 ft)|
|Population (2012 Census)|
|• Density||29/km2 (74/sq mi)|
|Time zone||CLT (UTC-4)|
|• Summer (DST)||CLST (UTC-3)|
|Area code(s)||country 56 + city 72|
According to the 2002 census of the National Statistics Institute, Chépica spans an area of 503.4 km2 (194 sq mi) and has 13,857 inhabitants (7,100 men and 6,757 women). Of these, 6,949 (50.1%) lived in urban areas and 6,908 (49.9%) in rural areas. The population fell by 1.7% (244 persons) between the 1992 and 2002 censuses.
As a commune, Chépica 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 2012-16 alcalde is Rebeca Cofré Calderón.
Within the electoral divisions of Chile, Chépica is represented in the Chamber of Deputies by Mr. Ramón Barros (UDI) and Mr. Juan Carlos Latorre (PDC) as part of the 35th electoral district, (together with Placilla, Nancagua, Santa Cruz, Lolol, Pumanque, Palmilla, Peralillo, Navidad, Litueche, La Estrella, Pichilemu, Marchihue and Paredones). 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).