Guadalajara is a city in Castile-La Mancha, Spain, capital of the province of Guadalajara. It is located roughly 60 km northeast of Madrid on the Henares River , and has a population of 66, 200 (2000).

It has several historic buildings such as the Palacio del Infantado , as well as many churches.

Under Moorish rule, the city was called Wādī al-Ḥajārah (Arabic وادي الحجارة).

See also: other places named Guadalajara