Saran District is one of the thirty-seven districts of Bihar state, India. The district, part of Saran Division, is also known as Chhapra district after the headquarters of the district - Chhapra. Hathwa Raj was a zamindar in the Saran Division of Bihar belonging to  Bhumihar Brahmins, which encompassed 1,365 villages, was inhabited by more than 391,000 people, and produced an annual rental of almost a million rupees.