Pachrukhi is a Community development block and a town in Siwan district, in Bihar state of India.

The headquarter of the block is at Pachrukhi town.

The total area of the block is 124.33 square kilometres (48.00 sq mi) and the total population as of the 2011 census of India is 201,759.

[1] The block is divided into many Gram Panchayats and villages.

[2] This article related to a location in Bihar is a stub.