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59. Banmankhi is one of the 70 Assembly (Vidhan Sabha) constituencies in Bihar. This constituency is located in the Koshi region. Bihar is located in the East region of India. This seat can be classified as: Rural and falls in the Purnia district of Bihar. The reservation status of this constituency is: Scheduled Caste. 59. Banmankhi Assembly constituency is part of the 12. Purnia (General) Lok Sabha constituency and can be classified as Rural.


Location

The geographic coordinates of Banmankhi Assembly constituency are: 25°51'43.2"N 87°06'50.0"E. This constituency falls in Purnia district of Bihar and in the Koshi region. Banmankhi shares its borders with six other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Banmankhi are: Raniganj, Alamnagar, Korha, Kasba, Banmankhi, Amour. This constituency shares an inter-state border with .

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Banmankhi Assembly election results

2020
PartyParty votes polledVotes %Candidate name
BJP93,59451.74%
Krishna Kumar Rishi
Winner
Margin:
27,743 (15.338%)
Winner
RJD65,85136.41%Upendra Sharma
NOTA5,3842.98%Nota
IND3,8452.13%Shyam Deo Paswan
JAPL3,6001.99%Sanjiv Kumar Paswan
IND2,1351.18%Chandan Bharti
JDR2,0331.12%Umesh Rishi
IND1,0560.58%Gujay Rishidew
TPLRSP9980.55%Krishna Kumari
APKSP5890.33%Ramsewak Rishideo
2015
2010

Demographic profile

In the 2020 Assembly elections, there were a total of 300497 registered voters, of which 155569 were male, 144636 female and 279 from the third gender. In the 2015 Assembly elections, there were a total of 283039 registered voters, of which 146954 were male, 136079 female and 103 from the third gender. In 2010 elections, there were a total of 232413 registered voters in this constituency, of which 122280 were male and 110133 female and 59 from the third gender.

The number of service voters in this Assembly constituency was 13 in 2020, 6 in 2015, and 0 in 2010.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2020 was 930, 926 in 2015, and 901 in 2010.

Poll dates

In the 2020 state Assembly elections, this seat voted in Phase 3 on Saturday, November 7, 2020 and the results were declared on Tuesday, November 10, 2020.

In the 2015 state Assembly elections, this seat voted in Phase 5 on Thursday, November 5, 2015 and the results were declared on Sunday, November 8, 2015.

In the 2010 polls, this constituency voted in Phase 1 on Thursday, October 21, 2010 and the results were declared on Wednesday, November 24, 2010.


Extent

Assembly constituency no.59. Banmankhi comprises of the following areas of Purnia district in the Koshi region of Bihar: CD Block Banmankhi; Gram Panchayats Aurahi, Barhara Kothi, Dibara Dhani, Gouripur, Latraha, Mulkiya, Nipania, Rustampur, Sukhsena East, Sukhsena West & Matihani of Barhara Kothi CD Block.

This constituency covers an approximate area of 469.82 square kilometers and the geographic coordinates of Banmankhi is: 25°51'43.2"N 87°06'50.0"E.

A total of six Assembly constituencies in the state of Bihar share borders with Banmankhi constituency, which are: Raniganj, Alamnagar, Korha, Kasba, Banmankhi, Amour. This constituency shares an inter-state border with .

Voter turnout

According to data released by the Election Commission of India, In 2020, this seat registered a turnout of 58.71%, while it was 58.27% in 2015, and 54.44% in 2010.

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Total voters

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Victory margin

In the 2020 Bihar Assembly elections, Krishna Kumar Rishi of BJP won in this constituency beating Upendra Sharma of RJD by a margin of 27743 votes which was 15.34% of the total votes cast. In 2015, Krishna Kumar Rishi of BJP was the winner in this seat beating Sanjiv Kumar Paswan of RJD by a margin of 708 votes which was 0.43% of the total votes polled in the constituency. In the 2010 Assembly elections, Krishna Kumar Rishi of BJP won this seat defeating of RJD by a margin of 44890 votes which was 35.48% of the total votes polled for the seat.

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Winner vote share (%)

In the 2020 Bihar Assembly elections, Krishna Kumar Rishi of BJP had a vote share of 51.74% in this seat. In the 2015 Assembly elections, Krishna Kumar Rishi of BJP got a vote share of 35.82% , In the 2010 Assembly elections, Krishna Kumar Rishi of BJP got a vote share of 53.71% in Banmankhi.

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First Published: April 18, 2024, 05:40 IST

Last Updated: October 8, 2025 at 01:13 PM IST

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59. Banmankhi

CONSTITUENCY DETAILS
Reservation status:Scheduled Caste
Constituency type:Rural
State:Bihar
District(s):Purnia
Region (India):East
Region (State):Koshi
Lok Sabha constituency:Purnia
2025 ASSEMBLY ELECTIONS
Total voters:318665
Male voters:164279
Female voters:154379
Third gender voters:7
Electorate gender ratio:940
Poll phase:2
Poll date:November 11, 2025
Results (Counting of votes):November 14, 2025

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Assembly cons. Results

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Valmiki Nagar
JDU
IND
JDU
Ramnagar
BJP
BJP
BJP
Narkatiaganj
BJP
INC
BJP
Bagaha
BJP
BJP
JDU
Lauriya
BJP
BJP
IND
Nautan
BJP
BJP
JDU
Chanpatia
BJP
BJP
BJP
Bettiah
BJP
INC
BJP
Sikta
CPIMLL
JDU
IND
Raxaul
BJP
BJP
BJP