As a consequence of the orders of the Delimitation Commission, while Uluberia Purba Assembly constituency came into existence in 2011, Kalyanpur Assembly constituency ceased to exist from the same year.
[2] In the 2006 West Bengal Legislative Assembly election[13] Rabindranath Mitra of CPI(M) won the 174 Kalyanpur assembly seat defeating Asit Mitra of Congress.
Asit Mitra of Congress won the seat defeating Rabindranath Mitra of CPI(M) in 2001[12] and Maqsud Ahmed of CPI(M) in 1996.
[11] Nitai Charan Adak of CPI(M) defeated Sakti Sadhan Chowdhury of Congress in 1991,[10] Asit Mitra representing Congress in 1987[9] and ICS in 1982,[8] and Arabinda Roy of Janata Party in 1977.
[5] Sunil Kumar Mitra of Bangla Congress won in 1969[4] and 1967.