Zaruma, officially Villa Real de San Antonio del Cerro de Oro de Zaruma is a town in the south of Ecuador, El Oro Province. It is located in the south-east of this province, at an altitude of 1200 metres above sea level, on an inter-Andes route where the Vizcaya mountain range branches off from the Chilla mountain range. It is the seat of Zaruma Canton, one of the oldest cantons in the province.