The fort stands at 1,374 metres (4,508 ft) above the sea level in the Western Ghats, 50 kilometres (31 mi) to the southeast of Pune.

[5] Another ritual was soon performed where the king ordered a minister to bury a first-born son and his mother into the foundation of the bastion which was promptly done with a further offering of gold and bricks.

When the bastion was finished, The minister, Yesaji Naik, was given possession of the Purandar Fort and the father of the sacrificed boy was rewarded with two villages.

[7] In 1596 A.D, the Bahudar Shah of the Ahmadnagar Sultanate granted the territory of "Pune" and "Supa" to Malojiraje Bhosale, the grandfather of Shivaji.

In 1649 A.D, Chhatrapati Shivaji Maharaj, still in his youth, in one of his first victories for the Maratha Empire, raided and established control of the fort.

In 1665 A.D, the Purandar Fort was besieged by the forces of Aurangzeb, under the command of Jai Singh II and assisted by Diler Khan.

[8] During the tenure of Chhatrapati Rajaram Maharaj (1689-1700) Mughal captured the fort once again but soon Marathas took the charge back under the leadership of Sachiv/Suranvis Shankaraji Narayan Gandekar.

Its conditions were never fulfilled, being overruled by the subsequent Treaty of Salbai in 1782 between the Bombay Government and Raghunathrao, at the close of the First Anglo-Maratha War.

[3] The thousand-year-old Narayaneshwar temple [citation needed] of the Hemadpanthi architecture built by the Yadavas still exists at the base village of the fort called Narayanpur.

There are many temples dedicated to Purandareshwar (the fort's patron god, from which it also takes its name) and Sawai Madhavrao Peshwa here.

The Purandar Fort is a popular tourist destination and is also used by the National Cadet Corps academy for training purposes.