The entire area is rich in minerals like coal and mica and falls under the Indian State of Jharkhand.

The areas that would later comprise the Ramgarh Raj (estate) had initially belonged to the Raja of Chhota Nagpur.

During 17th century, Dalel Singh built a palace for defence against the Mughal Empire and shifted his capital from Badam to Ramgarh.

In 1772, Mukund Singh was not accepted suzerainty of East India company due to high amount of taxes.

His son, Maharaja Bahadur Indra Jitendra Narain Singh (1938–2008) had been the head of the family from 1970 to 2008.