Cascante del Río is a municipality in the province of Teruel, in the autonomous community of Aragon, Spain. It is a small, sparsely populated rural settlement in this inland region of northeastern Spain.
According to the 2018 census conducted by Spain's National Statistics Institute (INE), the municipality had a population of 71 inhabitants. This figure reflects the broader pattern of low population density characteristic of many municipalities in the Teruel province.
As a municipality, Cascante del Río is the basic unit of local administration in Spain, encompassing the settlement and its surrounding territory within the Teruel province.