Ciguñuela is a municipality in the province of Valladolid, within the autonomous community of Castile and León, Spain. It lies in the northern part of the Iberian Peninsula, in a region characterised by the broad plains of the Duero basin.
The municipality is a small, rural settlement. According to the 2010 census conducted by Spain's National Statistics Institute (INE), it had a population of 396 inhabitants. That figure reflects the modest scale typical of many villages in this part of Castile and León.
As a municipality, Ciguñuela holds the administrative status of a local entity within the province of Valladolid, with its own municipal governance. Its location in Castile and León places it within one of Spain's largest autonomous communities, whose capital is Valladolid.