Kalyanpur is a small village located in the Sonpur tehsil (block) of Saran district of the state of Bihar, India.
Kalyanpur village is located about 8 km (4 mi) north of Sonpur city.
Due to variations in annual rainfall, local farmers cannot depend on seasonal rain and instead use unlined perennial wells for irrigation.
[2] Kalyanpur has good road communications due to development efforts by the government.
Due to efforts of local governing bodies, solar panels have been introduced to provide power for street lighting.