| Buin | |
| Native Name Lang: | es |
| Settlement Type: | City and Commune |
| Flag Alt: | Flag |
| Shield Alt: | Coat of arms |
| Map Alt: | Map of Buin commune in the Santiago Metropolitan Region |
| Pushpin Map: | Chile |
| Pushpin Map Narrow: | yes |
| Pushpin Label Position: | bottom |
| Pushpin Map Alt: | Location in Chile |
| Pushpin Map Caption: | Location in Chile |
| Coordinates: | -33.7333°N -114°W |
| Coor Pinpoint: | city |
| Subdivision Type: | Country |
| Subdivision Name: | Chile |
| Subdivision Type1: | Region |
| Subdivision Name1: | Santiago |
| Subdivision Type2: | Province |
| Subdivision Name2: | Maipo |
| Established Title: | Founded |
| Established Date: | 1844 |
| Government Footnotes: | [1] |
| Government Type: | Municipality |
| Leader Title: | Alcalde |
| Leader Name: | Ángel Bozán Ramos |
| Leader Party: | IND |
| Unit Pref: | Metric |
| Area Footnotes: | [2] |
| Area Total Km2: | 214.1 |
| Elevation M: | 483 |
| Population Total: | 63419 |
| Population As Of: | 2002 Census |
| Population Density Km2: | auto |
| Population Blank1 Title: | Urban |
| Population Blank1: | 53506 |
| Population Blank2 Title: | Rural |
| Population Blank2: | 9913 |
| Demographics Type1: | Sex |
| Demographics1 Title1: | Men |
| Demographics1 Info1: | 31,440 |
| Demographics1 Title2: | Women |
| Demographics1 Info2: | 31,979 |
| Timezone: | CLT[3] |
| Utc Offset: | −4 |
| Timezone Dst: | CLST[4] |
| Utc Offset Dst: | −3 |
| Area Code: | 56 + |
| Website: | Municipality of Buin |
Buin is a city and commune of Chile, in the Maipo Province, Metropolitan Region of Santiago, which forms part of Greater Santiago. It is a city composed of the towns of Maipo, Viluco, Linderos, Valdivia de Paine, Alto Jahuel, Los Guindos and El Recurso. Buin is located about 35km (22miles) south of Santiago in the Maipo Valley wine region.
According to the 2002 census of the National Statistics Institute, Buin spans an area of 214.1sqkm and has 63,419 inhabitants (31,440 men and 31,979 women). Of these, 53,506 (84.4%) lived in urban areas and 9,913 (15.6%) in rural areas. The population grew by 20.1% (10,627 persons) between the 1992 and 2002 censuses.[2]
As a commune, Buin 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 2012-2016 alcalde is Ángel Bozán Ramos (IND).[1] The communal council has the following members:
Within the electoral divisions of Chile, Buin is represented in the Chamber of Deputies by Ramón Farías (PPD) and José Antonio Kast (UDI) as part of the 30th electoral district, (together with San Bernardo, Paine and Calera de Tango). The commune is represented in the Senate by Guido Girardi Lavín (PPD) and Jovino Novoa Vásquez (UDI) as part of the 7th senatorial constituency (Santiago-West).