Terzaga is a municipality located in the province of Guadalajara, Castile-La Mancha, Spain.

From Guadalajara capital it is separated by a distance of 159 km.

It is one of the localities through which the route of the Three Taifas of the Camino del Cid takes place.

It is inside the "Ice Triangle" (Teruel, Calamocha and Molina de Aragón), the Spanish Siberia, where the lowest extreme temperatures are recorded each winter.

[2] This article about a location in the autonomous community of Castilla–La Mancha, Spain is a stub.