DIAMOND HARBOUR
Assembly seat no. 143 in West Bengal · Vidhan Sabha seat contested 16 times since 1962.
West Bengal also has a Lok Sabha constituency called DIAMOND HARBOUR. It is a different territory with a different electorate — see its 15 results.
Winner, 2026
Panna Lal Halder
AITC
Elections held
16
1962–2026
Most successful party
CPM
won 9 of 16
Margin, 2026
31,266
13.46% of valid votes
Result, 2026
Runner-up
BJPDipak Kumar Halder
- Votes
- 88,054
- Vote share
- 37.92%
- Behind by
- 31,266
Electors
2,45,251
Total votes polled
2,32,238
Valid votes
2,32,238
NOTA votes
1,379
0.59% of votes polled
Turnout
94.7%
Full result, 2026
10 candidates · 2,32,238 valid votes
Panna Lal HalderAITCwon
1,19,320
51.4%
Dipak Kumar HalderBJP
88,054
37.9%
Samar NaiyaCPM
17,594
7.6%
Goutam BhattacharyaINC
1,756
0.8%
Pannalal HalderIND
1,410
0.6%
Bikash Chandra MondalBSP
1,103
0.5%
Humayun ShahIND
534
0.2%
Dipak HalderIND
403
0.2%
Yeamin LaskarAJUP
373
0.2%
Goutam Kumar HalderIND
312
0.1%
Past results
Most recent 5 of 16 elections
| Year | Winner | Party | Votes | Vote share | Runner-up | Margin |
|---|---|---|---|---|---|---|
| 2026 | Panna Lal Halder | AITC | 1,19,320 | 51.38% | Dipak Kumar Halder | 31,266 |
| 2021 | PANNALAL HALDER | AITC | 98,478 | 43.69% | DIPAK KUMAR HALDER | 16,996 |
| 2016 | DIPAK KUMAR HALDER | AITC | 96,833 | 48.58% | DR. ABUL HASNAT | 15,037 |
| 2011 | DIPAK KUMAR HALDER | AITC | 87,645 | 53.37% | SUBHRA SAU | 20,774 |
| 2006 | RISHI HALDER | CPM | 64,005 | 47.50% | SUBHASHIS CHAKRABORTY | 5,216 |
Who has held it
Wins by party across every election above
Turnout and closeness over time
Turnout
Winning margin
Frequently asked
Straight answers to the questions this page exists to answer.
Who won the DIAMOND HARBOUR assembly constituency in 2026?
Panna Lal Halder (AITC) won DIAMOND HARBOUR in 2026, by a margin of 31,266 votes.
Which party has won DIAMOND HARBOUR the most times?
CPM, with 9 of the 16 wins recorded since 1962.
How many times has DIAMOND HARBOUR gone to the polls?
16 times, from 1962 to 2026.
Who has won DIAMOND HARBOUR the most times?
ABDUL QUIYOM MOLLA, with 5 wins between 1969 and 1991.
