Vidhan Sabha constituency
|Type||Reserved for SC|
|Lok Sabha constituency||13. Ranaghat (SC)|
|Electorate (year)||210,344 (2011)|
Krishnaganj (Vidhan Sabha constituency) is an assembly constituency in Nadia district in the Indian state of West Bengal. The seat is reserved for scheduled castes. Hanskhali (Vidhan Sabha constituency) ceases to exist from 2011.
As per orders of the Delimitation Commission, No. 88 Krishnaganj (Vidhan Sabha constituency) (SC) is composed of the following: Krishnaganj community development block, and Badkulla-I, Badkulla-II, Betna Gobindapur, Dakshin Para I, Dakshin Para II, Gajna, Mayurhat I and Mayurhat II gram panchayats of Hanskhali community development block.
|Constituency||Name of M.L.A.||Party Affiliation|
|1977||Krishnaganj||Jnanendranath Biswas||Communist Party of India (Marxist)|
|1982||Jnanendranath Biswas||Communist Party of India (Marxist)|
|1983||Jnanedranath Biswas||Communist Party of India (Marxist)|
|1987||Nayan Chandra Sarkar||Communist Party of India (Marxist)|
|1991||Sushil Biswas||Communist Party of India (Marxist)|
|1996||Sushil Biswas||Communist Party of India (Marxist)|
|2001||Sushil Biswas||Communist Party of India (Marxist)|
|2006||Binay Krishna Biswas||Communist Party of India (Marxist)|
|2011||Sushil Biswas||All India Trinamool Congress|
|2015||Satyajit Biswas||All India Trinamool Congress|
|2019||Ashis Kumar Biswas||Bharatiya Janata Party|
In the Krishnaganj seat, the by-election was held due to the murder of the sitting TMC MLA Satyajit Biswas.
|BJP||Ashish Kumar Biswas||1,17,716||53.25||+44.94|
|AITC||Pramatha Ranjan Bose||86,850||39.29||-14.43|
|CPI (M)||Mrinal Biswas (Mini)||11,646||5.27||-27.86|
|NOTA||None of the above||1,747||0.79||-0.05|
|BJP gain from AITC||Swing||+29.69|
|CPI (M)||Mrinal Biswas||70,698||33.13||-7.73|
|BJP||Sujit Kumar Biswas||17,741||8.31||+5.22|
|INC||Nitya Gopal Mondal||4,175||1.96||N/A|
|New Democratic Party of India||Biplab Kumar Golder||1,245||0.58|
|NOTA||None of the above||1,795||0.84|
In the Krishnaganj seat, the by-election was held due to the death of the sitting TMC MLA Sushil Biswas on 21 October 2014. 
|BJP||Dr. Manabendra Ray||58,436||29.53||+26.44|
|CPI (M)||Dr. Apurba Kumar Biswas||37,620||19.01||-21.85|
|INC||Nitya Gopal Mondal||4,817||2.43||N/A|
|Nirjatita Samaj Biplabi Party||Biplab Kumar Golder||1,503||0.75|
|NOTA||None of the above||1,826||0.92|
In the 2011 election, Sushil Biswas of Trinamool Congress defeated his nearest rival Barun Biswas of CPI(M).
|CPI (M)||Barun Biswas||75,616||40.86||-5.93|
|BJP||Bipul Chandra Sen||5,718||3.09|
|Nirjatita Samaj Biplabi Party||Biplab Kumar Golder||1,541|
|AITC gain from CPI (M)||Swing||+8.92#|
.# Swing calculated on Congress+Trinamool Congress vote percentages taken together in 2006.
|Party||Seats won||Seat change|
|Indian National Congress||1||0|
|Communist Party of India (Marxist)||3||8|
|Revolutionary Socialist Party||0||1|
Note: New constituencies – 3, constituencies abolished – 1 (See template talk page for details)
In the 2006 state assembly elections, Binay Krishna Biswas of CPI(M) won the 88 Krishnaganj (SC) assembly seat defeating his nearest rival Sushil Biswas of Trinamool Congress. Contests in most years were multi cornered but only winners and runners are being mentioned. Sushil Biswas of CPI(M) defeated Bidhan Chandra Poddar of Trinamool Congress/Congress in 2001, 1996 and 1991. Nayan Chandra Sarkar of CPI(M) defeated Mrinal Kanti Biswas of Congress in 1987. Jnanendranath Biswas of CPI(M) defeated Ananda Mohan Biswas of Congress in 1982 and Amulya Kumar Biswas of Janata Party in 1977. Prior to that, the constituency did not exist.