The Bongaon Dakshin constituency witnessed an interesting fight in the 2026 assembly election. The voters exercised their voting franchise and 91.94% of voting was recorded in this constituency..
Swapan Majumder of the Bharatiya Janata Party won the seat by defeating Rituparna Addhya of the All India Trinamool Congress with a margin of 37814 votes. Below you can find the Bongaon Dakshin Assembly Elections Results 2026, the winner and runner-up details, and more.
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Swapan Majumder
Winner
|
Bharatiya Janata Party |
119,399
Lead:
37,814
|
56.27% |
| Rituparna Addhya | All India Trinamool Congress | 81,585 | 38.45% |
| Asish Sarkar | Communist Party of India (Marxist) | 6,197 | 2.92% |
| Swapan Majumder | Independent | 980 | 0.46% |
| Nota | None Of The Above | 932 | 0.44% |
| Kishor Biswas | Indian National Congress | 820 | 0.39% |
| Pabitra Roy | Independent | 663 | 0.31% |
| Santosh Kumar Sikdar | Bahujan Samaj Party | 662 | 0.31% |
| Rabindra Nath Barai | Socialist Unity Centre Of India (COMMUNIST) | 388 | 0.18% |
| Shefali Bain | Independent | 238 | 0.11% |
| Kalyani Mondal | Independent | 178 | 0.08% |
| Biplab Tikadar | Independent | 149 | 0.07% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Swapan Majumdar
Winner
|
Bharatiya Janata Party |
97,828
Lead:
2,004
|
47% |
| Alo Rani Sarkar | All India Trinamool Congress | 95,824 | 46% |
| Tapas Kumar Biswas | Communist Party of India (Marxist) | 10,069 | 5% |
| Nota | None Of The Above | 1,542 | 1% |
| Rabindra Nath Barai | SOCIALIST UNITY CENTRE OF INDIA (COMMUNIST) | 953 | 0% |
| Pradip Kumar Sarkar | Bahujan Samaj Party | 820 | 0% |
| Aloke Bain | Independent | 462 | 0% |
| Sushanta Kumar Sarkar | Independent | 336 | 0% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Surajit Kumar Biswas
Winner
|
All India Trinamool Congress |
92,379
Lead:
26,904
|
49% |
| Ramendranath Audhya | Communist Party Of India (marxist) | 65,475 | 35% |
| Swapan Majumder | Bharatiya Janata Party | 24,384 | 13% |
| Pradip Kumar Sarkar | Bahujan Samaj Party | 1,616 | 1% |
| None Of The Above | Nota | 1,512 | 1% |
| Dipankar Mandal | Amara Bengali | 1,484 | 1% |
| Pranballabh Pathak | Communist Party Of India (marxist-leninist) (liberation) | 925 | 0% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Surajit Kumar Biswas
Winner
|
All India Trinamool Congress |
87,677
Lead:
21,889
|
54% |
| Anuj Baran Sarkar | Communist Party Of India (marxist) | 65,788 | 40% |
| Arun Halder | Bharatiya Janata Party | 5,243 | 3% |
| Himangshu Biswas(puchu) | Communist Party Of India (marxist-leninist) (liberation) | 2,561 | 2% |
| Rabindra Nath Biswas | Bahujan Samaj Party | 1,961 | 1% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Bhupendra Nath Seth
Winner
|
All India Trinamool Congress |
86,213
Lead:
3,465
|
49% |
| Pankaj Ghosh | Communist Party Of India (marxist) | 82,748 | 47% |
| Makhan Roy | Bahujan Samaj Party | 2,176 | 1% |
| Pinaki Ranjan Bharati | Independent | 1,565 | 1% |
| Sukriti Ranjan Biswas | Republican Party Of India (a) | 1,298 | 1% |
| Biseswar Mondal | Amara Bengali | 871 | 1% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Pankaj Ghosh
Winner
|
Communist Party Of India (marxist) |
66,561
Lead:
21,966
|
45% |
| Bhupendra Nath Seth | Independent | 44,595 | 30% |
| Prosanto Nath | All India Trinamool Congress | 26,567 | 18% |
| Kishore Biswas | Bharatiya Janata Party | 4,546 | 3% |
| Kalyan Mallick | Bahujan Samaj Party | 3,268 | 2% |
| Ashoke Ghosh | Party For Democratic Socialism | 1,424 | 1% |
| Ashim Biswas | Amara Bengali | 1,186 | 1% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Pankaj Ghosh
Winner
|
Communist Party Of India (marxist) |
68,251
Lead:
1,668
|
46% |
| Bhupendra Nath Seth | Indian National Congress | 66,583 | 45% |
| Ajoy Ghosh | Bharatiya Janata Party | 4,639 | 3% |
| Phanindra Nath Sikdar | Bahujan Samaj Party | 2,874 | 2% |
| Bisweshwar Mondal | Amara Bengali | 356 | 0% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Bhupendra Nath Seth
Winner
|
Indian National Congress |
53,153
Lead:
1,632
|
42% |
| Ranajit Mitra | Communist Party Of India (marxist) | 51,521 | 41% |
| Kishore Kumar Biswas | Bharatiya Janata Party | 16,668 | 13% |
| Sachindra Nath Biswas | Bahujan Samaj Party | 1,799 | 1% |
| Bisweshwar Mondal | Independent | 586 | 0% |
| Kartick Pal | Independent | 215 | 0% |
| Rabindra Nath Mondal | Independent | 209 | 0% |
| Bina Chakraborty | Independent | 162 | 0% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Ranjit Mitra
Winner
|
Communist Party Of India (marxist) |
52,061
Lead:
2,507
|
50% |
| Bhupen Seth | Indian National Congress | 49,554 | 47% |
| Bisweswar Mandal | Independent | 759 | 1% |
| Ajit Biswas | Independent | 755 | 1% |
| Paramananda Haldar | Independent | 382 | 0% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Bhupendra Nath Seth
Winner
|
Indian National Congress |
46,545
Lead:
3,606
|
51% |
| Ranjit Mitra | Communist Party Of India (marxist) | 42,939 | 47% |
| Ranjit Biswas | Janta Party | 1,141 | 1% |
| Ashutosh Paul | Independent | 130 | 0% |
| Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|
|
Ranjit Mitra
Winner
|
Communist Party Of India (marxist) |
27,820
Lead:
9,201
|
47% |
| Bhupendra Nath Seth | Indian National Congress | 18,619 | 31% |
| Krishna Dulal Biswas | Communist Party Of India | 7,427 | 12% |
| Balohari Mondal | Janta Party | 5,141 | 9% |
| Year | Candidate's Name | Party | Votes | Lead | Vote Share |
|---|---|---|---|---|---|
| 2026 | Swapan Majumder | BJP | 119,399 | 37,814 | 56.27% |
| 2021 | Swapan Majumdar | BJP | 97,828 | 2,004 | 47% |
| 2016 | Surajit Kumar Biswas | AITC | 92,379 | 26,904 | 49% |
| 2011 | Surajit Kumar Biswas | AITC | 87,677 | 21,889 | 54% |
| 2006 | Bhupendra Nath Seth | AITC | 86,213 | 3,465 | 49% |
| 2001 | Pankaj Ghosh | CPM | 66,561 | 21,966 | 45% |
| 1996 | Pankaj Ghosh | CPM | 68,251 | 1,668 | 46% |
| 1991 | Bhupendra Nath Seth | INC | 53,153 | 1,632 | 42% |
| 1987 | Ranjit Mitra | CPM | 52,061 | 2,507 | 50% |
| 1982 | Bhupendra Nath Seth | INC | 46,545 | 3,606 | 51% |
| 1977 | Ranjit Mitra | CPM | 27,820 | 9,201 | 47% |
| Year | Candidate's Name | Party | Votes | Vote Share |
|---|---|---|---|---|
| 2026 | Swapan Majumder | BJP |
119,399
(Lead:
37,814)
|
56.27% |
| Rituparna Addhya | AITC | 81,585 | 38.45% | |
| 2021 | Swapan Majumdar | BJP |
97,828
(Lead:
2,004)
|
47% |
| Alo Rani Sarkar | AITC | 95,824 | 46% | |
| 2016 | Surajit Kumar Biswas | AITC |
92,379
(Lead:
26,904)
|
49% |
| Ramendranath Audhya | CPM | 65,475 | 35% | |
| 2011 | Surajit Kumar Biswas | AITC |
87,677
(Lead:
21,889)
|
54% |
| Anuj Baran Sarkar | CPM | 65,788 | 40% | |
| 2006 | Bhupendra Nath Seth | AITC |
86,213
(Lead:
3,465)
|
49% |
| Pankaj Ghosh | CPI(M) | 82,748 | 47% | |
| 2001 | Pankaj Ghosh | CPM |
66,561
(Lead:
21,966)
|
45% |
| Bhupendra Nath Seth | IND | 44,595 | 30% | |
| 1996 | Pankaj Ghosh | CPM |
68,251
(Lead:
1,668)
|
46% |
| Bhupendra Nath Seth | INC | 66,583 | 45% | |
| 1991 | Bhupendra Nath Seth | INC |
53,153
(Lead:
1,632)
|
42% |
| Ranajit Mitra | CPM | 51,521 | 41% | |
| 1987 | Ranjit Mitra | CPM |
52,061
(Lead:
2,507)
|
50% |
| Bhupen Seth | INC | 49,554 | 47% | |
| 1982 | Bhupendra Nath Seth | INC |
46,545
(Lead:
3,606)
|
51% |
| Ranjit Mitra | CPM | 42,939 | 47% | |
| 1977 | Ranjit Mitra | CPM |
27,820
(Lead:
9,201)
|
47% |
| Bhupendra Nath Seth | INC | 18,619 | 31% |
All 294 Assembly Constituencies in West Bengal
Swapan Majumder of the Bharatiya Janata Party (BJP) won the Bongaon Dakshin Assembly seat in the 2026 elections, defeating Rituparna Addhya of the All India Trinamool Congress (AITC) by a margin of 37814 votes.
The strike rate in the Bongaon Dakshin constituency is 57% CPM and 43% AITC, with CPM won 4 times and AITC won 3 times since the 1977 elections.
Swapan Majumder (BJP) received 56.27% vote share.
Rituparna Addhya (AITC) received 38.45% vote share.
Swapan Majumder (BJP) won the 2026 election with 119399 votes, leading by 37814 votes and securing a 56.27% vote share.
Swapan Majumder (BJP) won the Bongaon Dakshin Assembly seat in 2026 with a margin of 37814 votes over Rituparna Addhya (AITC).
The top candidates in the Bongaon Dakshin Assembly Election 2026 were:
Swapan Majumder (BJP)
Rituparna Addhya (AITC)
Asish Sarkar (CPM)
These candidates were the main contenders for the seat, with Swapan Majumder (BJP) emerging as the winner.
The voter turnout in the Bongaon Dakshin Assembly Election 2026 was 91.94%
This page contains historical election results sourced from the Election Commission of India (ECI). It is for archival and informational purposes only and does not represent current or ongoing election updates. The information provided on this page about the current and previous elections in the constituency is sourced from various publicly available platforms including https://old.eci.gov.in/statistical-report/statistical-reports/ and https://affidavit.eci.gov.in/. The ECI is the authoritative source for election-related data in India, and we rely on their official records for the content presented here. However, due to the complexity of electoral processes and potential data discrepancies, there may be occasional inaccuracies or omissions in the information provided.