[1] As per Delimitation of Parliamentary and Assembly constituencies Order, 2008, No.

91 Bochahan Assembly constituency (SC) is composed of the following: Adi Gopalpur, Balthi Rasulpur,[2] Bhootane, Deogan, Karanpur North, Karanpur South, Lohsari, Maidapur, Majhauli, Sahila Rampur, Sarfuddinpur, Unsar and Vishunpur Jagdish gram panchayats of Bochahan community development block; Abdul Nagar Urf Madhopur, Baikatpur, Barajagannath, Bhikhanpur, Chhapra Megh, Dumri, Jamalabad, Jhapahan, Kanauli Vishundutta, Khabra, Manika Harikesh, Manika Vishunpur Chand, Mushahri Alias Radha Nagar, Narauli, Prahladpur, Rajwara Bhagwan, Rohua, Sahbazpur, Shekhpur, Sherpur, Susta and Taraura Gopalpur gram panchayats of Mushahri CD Block.

Contests in most years were multi-cornered but only winners and runners up are mentioned.

Ramai Ram representing RJD defeated Shiv Nath Chaudhary of JD(U) in October 2005 and February 2005, and Musafir Paswan representing JD(U) in 2000.

Kamal Paswan of JP defeated Hari Lal Ram of Congress in 1977.