87 Ranaghat Uttar Paschim Assembly constituency is composed of the following: Ranaghat municipality, Taherpur notified area, Birnagar municipality, and Ramnagar I, Barasat, Kalinarayanpur-Paharpur and Khisma gram panchayats of Ranaghat I community development block, and Arbandi I and Arbandi II gram panchayats of Santipur community development block, and Fulia Township.

[2] In the 2016 election, Sankar Singha of Congress defeated his nearest rival Parthasarathi Chatterjee of AITC.

In the 2011 election, Partha Sarathi Chatterjee of Trinamool Congress defeated his nearest rival Meena Bhattacharya of CPI(M).

[12] Satish Chandra Biswas of CPI(M) defeated Nitai Pada Sarkar, Independent, in 1982[11] and Sushil Kumar Ray of Congress in 1977.

Shankar Singha of Congress defeated Jyotirmoyee Sikdar in 2001[15] and Sourendra Nath Nag of CPI(M) in 1996.

Bijoy Krishna Sarkar and Keshab Chandra Mitra, both of Congress, won the Ranaghat seat.