Located 30 km southeast of Yazd on the road to Bafq, at the foothill of Chalta mountain, Fahraj lies in an arid region on the edge of the desert and relies on qanats and deep wells for its water supply.

[4] In the Tarikh-e Yazd, Ja'far ibn Mohammad Ja'fari attributed Fahraj's founding to the Sasanian king Kavad I.

As Bahra, the 10th-century geographers Estakhri and al-Moqaddasi listed Fahraj as one of the main towns in the province of Yazd, along with Meybod and Na'in.

The army of the caliph Umar I, chasing the Sasanian emperor Yazdegerd III, came to Fahraj, where they called upon the town's Zorastrian inhabitants to convert to Islam.

It is made of sun-dried bricks, with the façade coated in sim-gel (a mixture of sand, clay, and chopped straw, gel-rig, and plaster bracing.