According to the 2002 census of the National Statistics Institute, Rengo spans an area of 591.5 km2 (228 sq mi) and has 50,830 inhabitants (25,311 men and 25,519 women). Of these, 37,075 (72.9%) lived in urban areas and 13,755 (27.1%) in rural areas. The population grew by 16.5% (7,213 persons) between the 1992 and 2002 censuses.1
As a commune, Rengo is a third-level administrative division of Chile administered by a municipal council, headed by an alcalde who is directly elected every four years.2
Within the electoral divisions of Chile, Rengo is represented in the Chamber of Deputies by Felipe Letelier (PPD) and Ricardo Rincón (PDC) as part of the 33rd electoral district, together with Mostazal, Graneros, Codegua, Machalí, Requínoa, Olivar, Doñihue, Coinco, Coltauco, Quinta de Tilcoco and Malloa. The commune is represented in the Senate by Alejandro Garcia-Huidobro (UDI) and Juan Pablo Letelier Morel (PS) as part of the 9th senatorial constituency (O'Higgins Region).
"National Statistics Institute" (in Spanish). Retrieved 10 November 2010. http://www.ine.cl/canales/chile_estadistico/censos_poblacion_vivienda/censo_pobl_vivi.php ↩
"Municipality of Rengo" (in Spanish). Retrieved 10 November 2010. http://www.municipalidadrengo.cl/ ↩
Hajek, Ernst; Castri, Francesco (1975). "Bioclimatografia de Chile" (PDF) (in Spanish). Archived from the original (PDF) on 22 November 2009. Retrieved 27 May 2024. https://web.archive.org/web/20091122225453/http://www.ecolyma.cl/documentos/bioclimatografia_de_chile.pdf ↩