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Assembly constituency 206 · Bihar

Chainpur is assembly constituency number 206 in Bihar, in Rohtas district, and one of the segments of the Sasaram Lok Sabha seat. In the 2025 election Md. Zama Khan of the Janata Dal (United) won with 30.9% of the vote, 8,362 votes ahead of Brij Kishor Bind (RJD).

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Chainpur · 2025AC 206
  1. 01
    Md. Zama Khan
    JD(U)
    70,876
    30.94%
  2. 02
    Brij Kishor Bind
    RJD
    62,514
    27.29%
  3. 03
    Dhiraj Kumar Singh
    BSP
    51,200
    22.35%
  4. 04
    Hemant Kumar Choubey
    JNSRJP
    6,877
    3.00%
  5. 05
    Raja Lal Singh
    BGDRPP
    5,338
    2.33%
  6. 17 other candidates · 30,954 votesNOTA · 1,321 (0.58%)

Margin 8,362 votes · 3.65% of valid votes

3,29,045
Registered electors
2025 election
69.6%
Turnout
+4.9 pts vs 2020
8,362
Victory margin
3.7% of valid votes
Nov 2025 · candidate-wise result

All 22 candidates, ranked by votes. Vote share is of the 2,29,080 valid votes, NOTA included.

Chainpur 2025 assembly election result
#CandidatePartyVotesVote share
1Md. Zama KhanMale · 52 yrsJD(U)70,876
30.94%
2Brij Kishor BindMale · 59 yrsRJD62,514
27.29%
3Dhiraj Kumar SinghMale · 35 yrsBSP51,200
22.35%
4Hemant Kumar ChoubeyMale · 55 yrsJNSRJP6,877
3.00%
5Raja Lal SinghMale · 35 yrs · STBGDRPP5,338
2.33%
6Uttam PatelMale · 26 yrsIndependent5,302
2.31%
7Govind VindMale · 43 yrsVSIP5,144
2.25%
8Sushank Kumar SinghMale · 37 yrsSBSP4,900
2.14%
Show 15 more candidates
9Majnu GondMale · 42 yrs · STASPKR3,252
1.42%
10Ram Raj SharmaMale · 47 yrsAAP1,980
0.86%
11Gopal VindaMale · 56 yrsIndependent1,747
0.76%
—NOTANOTA1,321
0.58%
12Akash RanjanMale · 32 yrsIndependent1,219
0.53%
13Anil Kumar SinghMale · 52 yrsJPI1,155
0.50%
14Madhaw SinghMale · 46 yrsIndependent1,152
0.50%
15Sunil SharmaMale · 27 yrsJRJP933
0.41%
16PriyankaFemale · 37 yrsIndependent790
0.34%
17Mahendra PrasadMale · 51 yrsIndependent779
0.34%
18Sunil KumarMale · 40 yrsSRVLKTSP666
0.29%
19Anuj Kumar DubeyMale · 40 yrsUBP627
0.27%
20Dindayal Singh KushawahaMale · 50 yrsSAP445
0.19%
21Shravan BindMale · 62 yrsIndependent441
0.19%
22Ram Ekabal PrasadMale · 61 yrsIndependent422
0.18%
Past results

The seat changed hands: BSP won in 2020, JD(U) in 2025.

0%10%20%30%40%50%2010201520202025JD(U) 30.9%RJD 27.3%BSP 22.4%BJP 34.5%
Vote share, % of valid votes. Hover or focus a year for exact values.
2025Md. Zama KhanJD(U) · 30.9% · margin 8,362Turnout69.6%
2020Mohd. Zama KhanBSP · 46.2% · margin 24,294Turnout64.8%
2015Brij Kishor BindBJP · 33.2% · margin 671Turnout61.6%
2010Brij Kishor VindBJP · 32.8% · margin 13,580Turnout60.4%

General elections since the 2008 delimitation. Results from before the current boundaries are not compared.

Chainpur result 2020

Chainpur 2020 result
#CandidatePartyVotesVote share
1Mohd. Zama KhanBSP95,245
46.24%
2Brij Kishor BindBJP70,951
34.45%
3Niraj PandeyIndependent13,119
6.37%
4Prakash Kumar SinghINC5,414
2.63%
5Majanu GondIndependent4,191
2.03%
6Diwan Arshad Husain KhanIndependent2,274
1.10%
Show 14 more candidates
7Prahalad BindIndependent2,025
0.98%
8Ram Raj SharmaLGJNPSCL1,875
0.91%
9Madan RamIndependent1,565
0.76%
10Renu DeviHSP1,458
0.71%
11Deendayal Singh KushwahaBLRP1,241
0.60%
12Shiv Shankar SinghRSWD1,127
0.55%
13Rajput Dharmendra SinghRSTJLKPS961
0.47%
14Prabhu SinghRSTSWNTP924
0.45%
15Rituraj PatelIndependent847
0.41%
16Vishwanath BindIndependent811
0.39%
—NOTANOTA599
0.29%
17Pushpa DeviSPAKP514
0.25%
18Ramlal SinghIndependent485
0.24%
19Sahnawaj AnsariPECP344
0.17%

Chainpur result 2015

Chainpur 2015 result
#CandidatePartyVotesVote share
1Brij Kishor BindBJP58,913
33.16%
2Mohammad Zama KhanBSP58,242
32.78%
3Mahabali SinghJD(U)30,287
17.05%
4Alok Kumar SinghSP12,802
7.21%
5Parmeshwar SinghShiv Sena3,408
1.92%
—NOTANOTA3,074
1.73%
Show 9 more candidates
6Ranglal PaswanCPI(M)2,573
1.45%
7Prahalad BindIndependent1,801
1.01%
8Surya Kant PrasadIndependent1,316
0.74%
9Amarendra Pratap SinghIndependent1,252
0.70%
10Ram Krishna Kharwar Alis R.K. SinghSBSP902
0.51%
11Prabhu Narayan SinghIndependent900
0.51%
12Shrawan BindIndependent855
0.48%
13Tripurari TiwariATBP834
0.47%
14Deendayal Singh KushwahaIndependent512
0.29%

Chainpur result 2010

Chainpur 2010 result
#CandidatePartyVotesVote share
1Brij Kishor VindBJP46,510
32.75%
2Dr. Ajay AlokBSP32,930
23.18%
3Mohammad Zama KhanINC19,552
13.77%
4Dharmendra Kumar SinghRJD17,682
12.45%
5Ramchandra Singh YadavSP7,412
5.22%
6Ram Krishan KharwarSBSP4,079
2.87%
Show 16 more candidates
7Gyanchand SinghRPI(A)2,022
1.42%
8Vishvambhar Nath Singh Alias Wakil YadavJD(S)1,926
1.36%
9Kaushal Kishore Prasad ShrivastavaIndependent1,517
1.07%
10Abhishek Kumar SinghNCP1,062
0.75%
11Shyam Sundar RamIndependent928
0.65%
12Jawahir SinghIndependent897
0.63%
13Ravi PrasadIndependent879
0.62%
14Madan RamRSWD803
0.57%
15Suman DeviABDBM732
0.52%
16Vinay KumarJPS606
0.43%
17Parmeshwar SinghJMM565
0.40%
18Sury Kant PrasadIndependent548
0.39%
19Santosh Kumar SinghBSA423
0.30%
20Daya Shankar SinghAIBJRBSN405
0.29%
21Bikas TiwariIndependent361
0.25%
22Dhunia DeviIndependent193
0.14%
Map

Chainpur outlined in orange among the other Bihar seats, coloured by the party that won each in 2025. Click any seat to open its page.

Other seats in Rohtas district

Boundaries are approximate (DataMeet, from ECI polling-station maps) and are for orientation only.

BJPJD(U)RJDLJPRVINCAIMIMOthers
Lok Sabha 2024 in this segment

Chainpur is one of the assembly segments of Sasaram. These are the EVM votes counted in this segment for the leading Sasaram candidates.

  • Shivesh KumarBJP89,920 45.1%
  • Manoj KumarINC89,511 44.9%
  • Santosh KumarBSP14,278 7.2%
  • Shiv Shankar RamIndependent1,271 0.6%
  • Santosh Kumar KharwarBHAGP1,232 0.6%

In the assembly election JD(U) won this seat. In the Lok Sabha vote, BJP led here by 409 EVM votes.

Open Sasaram Lok Sabha result
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FAQ

Answers use the official Election Commission of India results for Chainpur.

Who won the Chainpur assembly seat in 2025?

Md. Zama Khan of the Janata Dal (United) (JD(U)) won Chainpur in the 2025 Bihar assembly election with 70,876 votes, which was 30.94% of the valid votes polled.

What was the victory margin in Chainpur?

The margin was 8,362 votes (3.65% of valid votes). The runner-up was Brij Kishor Bind of the Rashtriya Janata Dal with 62,514 votes.

What was the voter turnout in Chainpur in 2025?

Turnout was 69.64%: 2,29,152 of 3,29,045 registered electors voted, across 430 polling stations. That is 4.9 points higher than in 2020.

Which Lok Sabha constituency is Chainpur part of?

Chainpur is an assembly segment of the Sasaram Lok Sabha constituency in Bihar. In the 2024 Lok Sabha election, Shivesh Kumar got the most EVM votes in this segment.

Is Chainpur a reserved constituency?

No. Chainpur is a general (unreserved) seat, so any eligible candidate can contest.

When is the next assembly election in Chainpur?

The Bihar assembly elected in 2025 completes its five-year term in 2030, so the next general election is due by then unless the assembly is dissolved early. The Election Commission of India announces the exact schedule.

Source: Election Commission of India, statistical reports for the Bihar assembly elections of 2025 and 2020 and 2015 and 2010 (2025 report) — detailed results and constituency data summary. Lok Sabha figures: ECI 2024 report 34, assembly segment details. Vote share is of valid votes including NOTA. Party names as listed by ECI. Candidate names are shown as filed; spelling follows ECI.

Related data

Each page below is built from an official source and credited on the page.