Corbillos de los Oteros is a municipality in Spain, located in the province of León within the autonomous community of Castile and León. It lies in the northwestern part of the country, in a region historically associated with the ancient kingdom of León.
The municipality is small in population: according to the 2025 census conducted by Spain's National Statistics Institute (INE), it had 174 inhabitants. Like many rural municipalities in the Leonese countryside, it is characterised by a dispersed or compact village settlement pattern typical of the area.
Its administrative status as a municipality means it has its own local government, or ayuntamiento, which manages municipal affairs for the resident population. The name "de los Oteros" refers to the comarca, or district, of Los Oteros, a traditional subdivision of the province of León to which the municipality belongs.