Kalyanpur is a small village and, It is a located in the Sonpur tehsil (Block) of Saran district of the state of Bihar, India. It is an altitude of 43 meters (141 ft). Kalyanpur village is situated at an 8 km (4 mi) away from the Sub-district headquarters of Sonpur and the 47 km (29 mi) away from the district headquarter of Chhapra. As per 2009 stats, Kalyanpur is the gram panchayat of Kalyanpur village. Nearby the Gularia Chowk is the small market in a kalyanpur village. Sonpur is the nearest town is an approximately 8 km away from the kalyanpur. Kalyanpur village connected by Sonpur Darihara Rewaghat road to Gandak baandh road. From Wikipedia