Çadır Höyük is an important ancient settlement and archaeological site in Yozgat Province, Turkey 16 kilometers south of Sorgun.

The artificial mound contains the remains of some 6,000 years of human settlement ranging from the Middle Chalcolithic era to the Byzantine period.

Evidence of the first known settlement at Çadır Höyük has been radio-carbon dated to the Early Chalcolithic (5300–4500 BC); nevertheless the occupation may well be even earlier than that, and go back to Neolithic (ca.

During the Late Chalcolithic period, at the larger centers in the area such as Alişar Hüyük and Çadır Höyük, rather large courtyards and buildings such as the "Burnt House" indicate a form of administration that organized significant construction projects.

[7] Following the Late Chalcolithic occupation, evidence for the Early Bronze Age at Cadir is sparse, mostly coming in the form of handmade ceramics.