Rajgir, meaning "The City of Kings," is a historic town in the district of Nalanda in Bihar, India. As the ancient seat and capital of the Haryanka dynasty, the Pradyota dynasty, the Brihadratha dynasty and the Mauryan Empire, as well as the dwelling ground of such historical figures as The Buddha and The Mahavira, the city holds a place of prominence in Hindu, Buddhist and Jain scriptures. As of 2011, the population of the town was reported to be 41,000 while the population in the community development block was about 88,500.

Nalanda district is one of the thirty-eight districts of the state of Bihar in India. Bihar Sharif is the administrative headquarters of this district. The districts is home to the ancient Nalanda Mahavihara a UNESCO World Heritage Site. Nalanda is located in the Magadh region of southern Bihar.