It is estimated that the Avgonlu Madrasah was built in the thirteenth century, and it is a rectangular building located in the center of the city of Kayseri and is entered through the door facing west, and in the middle of it there is a large courtyard on its sides there are school rooms with corridors on square columns, and there are four Rooms face north and south. The Avgonlu School has started to function as a library after its restoration.