Dhosi Hill is an extinct volcano, standing alone in the North-West end of the Aravali mountain range with height varying from about 345 to 470 meters from the surrounding land and 1170 meters from the sea level; has temple, pond, fort and caves on the top and forest around it. It is part of Aravalli Mountain Range, that belongs to the Precambrian Malani igneous suite of rocks and have been dated at 732 Ma BP (million years before present)
Dhosi Hill is located on the borders of the Indian states of Haryana and Rajasthan. The Haryana portion lies in Mahendragarh district to the south, 5 kilometres (3.1 mi) from Narnaul on Singhana Road, the Rajasthan portion lies in Jhunjhunu district to the north.
While the ground level is about 900 feet (270 m) above sea level, the hill top is another 900 feet above the ground level.