Vidhan Sabha constituency
|Type||Reserved for ST|
|Lok Sabha constituency||2 Alipurduars (ST)|
As per orders of the Delimitation Commission, No. 11 Kalchini (Vidhan Sabha constituency) (ST) covers Kalchini community development block and Majherdabri gram panchayat of Alipurduar II community development block.
|Constituency||Name of M.L.A.||Party Affiliation|
|1957||Kalchini||Debendranath Brahma Mandal||Indian National Congress|
|Anima Hoare||Indian National Congress|
|1962||Nani Bhattacharya||Revolutionary Socialist Party|
|1967||Denis Lakra||Indian National Congress|
|1969||Denis Lakra||Indian National Congress|
|1971||Denis Lakra||Indian National Congress|
|1972||Denis Lakra||Indian National Congress|
|1977||Denis Lakra||Indian National Congress|
|1982||Manohar Tirkey||Revolutionary Socialist Party|
|1987||Khudiram Pahan||Indian National Congress|
|1991||Manohar Tirkey||Revolutionary Socialist Party|
|1996||Manohar Tirkey||Revolutionary Socialist Party|
|2001||Paban Kumar Lakra||Indian National Congress|
|2006||Manohar Tirkey||Revolutionary Socialist Party|
|2009 Bye-election||Wilson Champamari||GJM-supported Independent|
|2011||Wilson Champamari||GJM-supported Independent|
In the 2016 West Bengal Legislative Assembly election, Wilson Chapramary of TMC defeated his nearest rival Bishal Lama of BJP.
|RSP||John Philip Xalxo||11,905||6.76%|
|Independent||Rakesh Kiran Indwar||1,954|
|Independent||Jay Bhadra Karjee||1,087|
|NOTA||None of the Above||4,524|
In the 2011 election, Wilson Chapramary (GJM supported Independent) defeated his nearest rival Binay Bhushan Kerketta of RSP.
|Independent/GJM supported||Wilson Champramary||46,455||30.0|
|RSP||Binay Bhusan Kerketta||39,210||25.37|
|AITC||Paban Kumar Lakra||27,662||17.9|
|Rashtriya Deshaj Party||Nabin Prakash Kerketta||2,861|
|GJM-supported Independent hold||Swing|
|Party||Seats won||Seat change|
|Revolutionary Socialist Party||3||1|
|Communist Party of India (Marxist)||2||3|
Contests in most years were multi cornered but only winners and runners are being mentioned. In the 2009 by elections caused by the election of the sitting MLA Manohar Tirkey of RSP to the Lok Sabha from Alipurduars (Lok Sabha constituency), Wilson Champamari, Independent candidate supported by the Gorkha Janmukti Morcha defeated his nearest rival Sandip Ekka of Adivasi Vikas Parishad.
In the 2006 state assembly elections, Manohar Tirkey of RSP defeated Paban Kumar Lakra of Congress. Paban Kumar Lakra of Congress defeated Manohar Tirkey of RSP in 2001. Manohar Tirkey of RSP defeated Khudiram Pahan of Congress in 1996 and Khudiram Orao of Congress in 1991. Khudiram Pahan of Congress defeated Manohar Tirkey of RSP in 1987. Manohar Tirkey of RSP defeated Khudiram Pahan of Congress in 1982, and Denish Lakra of Congress in 1977.
Denis Lakra of Congress won in 1972, 1971, 1969, 1967. Nani Bhatacharya of RSP won in 1962 when it was an open seat. Debendra Nath Brahma Mandal and Anima Hoare, both of Congress, won in 1957 when it was a joint seat reserved for ST.