Hasanpura is a community development block and a town in district of Siwan, in Bihar state of India.

The headquarters of the block is at Hasanpura town.

The total area of the block is 96.56 square kilometres (37.28 sq mi) and the total population of the block as of the 2011 census of India is 149,580.

[1] The block is divided into many gram panchayats and villages.

The following are the gram panchayats of Hasanpura block in Siwan subdivision, Siwan district.