This public library is the main library of Guadalajara, one of the most important cities of the Autonomous Community of Castilla-La Mancha (a region on the center-east of Spain) that counts on a population of 75.493 in habitants.

The library is located in a historical building called Palacio de los Dávalos. Former palace that belonged to a Spanish nobiliary family in the 16th century. For this reason, the current library preserve a magnificent historical coffered ceiling and a central courtyard surrounded by stone columns of the same period.