Basbariya Rural Municipality is situated at mid-west part of Sarlahi district, Province number two. This Rural Municipality was established in 2074 B.S. by combining then Manpur, Bhawanipur, Radhangadha and Sohadawa Village Development Committees. This local level unit is surrounded by Chakraghatta Rural Municipality from east, Routahat district from west, Barathhawa Municipality from north and Gaudeta Rural Municipality and Dhankaul Municipality from south. This local unit is divided into six wards.

As per the census 2011, total population of this Rural Municipality is 23,568. Ward number one is most populated ward. It covers total area of 29.42 kilometer square. Most of the people are involved in farming. Maithali is major language spoken and Hindu is major religion followed.

Mr. Ram Ayodhya Yadav is Chairperson and Ms. Rina Kumari Yadav is Vice-chairperson of this Rural Municipality. Total number of employees working under this local unit is 19. Bhawanipur village is center of this local unit.