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63. Katihar 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: Semi-Urban and falls in the Katihar district of Bihar. The reservation status of this constituency is: General. 63. Katihar Assembly constituency is part of the 11. Katihar (General) Lok Sabha constituency and can be classified as Semi-Urban.


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  • Slide 1Main entry gate of Katihar junction railway station, police assistance & security duty at the entrance for returning passengers from sharamik trains during corona virus. Copyright (c) SHWETA SHWETA / Shutterstock

Location

The geographic coordinates of Katihar Assembly constituency are: 25°33'25.9"N 87°35'31.6"E. This constituency falls in Katihar district of Bihar and in the Koshi region. Katihar shares its borders with six other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Katihar are: Purnia, Kadwa, Korha, Barari, Balrampur, Pranpur . This constituency shares an inter-state border with .

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Katihar Assembly election results

2020
PartyParty votes polledVotes %Candidate name
BJP82,66948.47%
Tarkishore Prasad
Winner
Margin:
10,519 (6.168%)
Winner
RJD72,15042.3%Dr. Ram Prakash Mahto
IND2,5331.49%Mohammad Kalamuddin Ansari Alies Kalam
NCP2,1731.27%Rajesh Gurnani
IND1,4930.88%Sanjay Singh
IND1,4880.87%Chandan Kishore
IND1,1920.7%Bibhaker Jha Alies Victor Jha
IND1,0920.64%Samir Kumar Jha
SDPI9640.57%Md Zameed
NOTA7870.46%Nota
2015
2010

Demographic profile

In the 2020 Assembly elections, there were a total of 263727 registered voters, of which 138508 were male, 124802 female and 408 from the third gender. In the 2015 Assembly elections, there were a total of 242829 registered voters, of which 129571 were male, 113247 female and 373 from the third gender. In 2010 elections, there were a total of 208316 registered voters in this constituency, of which 112467 were male and 95849 female and 259 from the third gender.

The number of service voters in this Assembly constituency was 9 in 2020, 11 in 2015, and 0 in 2010.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2020 was 901, 874 in 2015, and 852 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.63. Katihar comprises of the following areas of Katihar district in the Koshi region of Bihar: CD Blocks Katihar & Hasanganj.

This constituency covers an approximate area of 179.51 square kilometers and the geographic coordinates of Katihar is: 25°33'25.9"N 87°35'31.6"E.

A total of six Assembly constituencies in the state of Bihar share borders with Katihar constituency, which are: Purnia, Kadwa, Korha, Barari, Balrampur, Pranpur . 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 61.7%, while it was 63.3% in 2015, and 60.17% in 2010.

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Total voters

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Victory margin

In the 2020 Bihar Assembly elections, Tarkishore Prasad of BJP won in this constituency beating Dr. Ram Prakash Mahto of RJD by a margin of 10519 votes which was 6.17% of the total votes cast. In 2015, Tarkishore Prasad of BJP was the winner in this seat beating Bijay Singh of JDU by a margin of 14894 votes which was 9.69% of the total votes polled in the constituency. In the 2010 Assembly elections, Tar Kishore Prasad of BJP won this seat defeating of RJD by a margin of 20607 votes which was 16.45% of the total votes polled for the seat.

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Winner vote share (%)

In the 2020 Bihar Assembly elections, Tarkishore Prasad of BJP had a vote share of 48.47% in this seat. In the 2015 Assembly elections, Tarkishore Prasad of BJP got a vote share of 42.98% , In the 2010 Assembly elections, Tar Kishore Prasad of BJP got a vote share of 46.87% in Katihar.

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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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63. Katihar

CONSTITUENCY DETAILS
Reservation status:General
Constituency type:Semi-Urban
State:Bihar
District(s):Katihar
Region (India):East
Region (State):Koshi
Lok Sabha constituency:Katihar
2025 ASSEMBLY ELECTIONS
Total voters:274372
Male voters:141799
Female voters:132571
Third gender voters:2
Electorate gender ratio:935
Poll phase:2
Poll date:November 11, 2025
Results (Counting of votes):November 14, 2025

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Assembly cons. Results

Cons. name202020152010
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