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58. Kasba (Purnai) 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: General. 58. Kasba Assembly constituency is part of the 12. Purnia (General) Lok Sabha constituency and can be classified as Rural. In the 2025 Bihar Assembly election, Kasba voted on Tuesday, November 11, 2025 and the counting of votes is on Friday, November 14, 2025.


Location

The geographic coordinates of Kasba Assembly constituency are: 25°53'57.1"N 87°28'07.7"E. This constituency falls in Purnia district of Bihar and in the Koshi region. Kasba shares its borders with eight other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Kasba are: Amour, Forbesganj, Araria, Raniganj, Baisi, Dhamdaha, Purnia, Baisi. This constituency shares an inter-state border with .

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Kasba Assembly election results

2025
PartyParty votes polledVotes %Candidate name
IND----
Pradeep Kumar Das
காத்திருந்தது
    IND----Md. Afaque Alam
    AIMIM----Md Shahnawaz Alam
    SDPI----Muzammil Hasan Mazhari
    PPID----Kanhaiya Lal Mandal
    JSP----Md. Ittefaque Alam
    BSP----Sanoj Kumar Chauhan
    AAP----Bhanu Bharatiya
    LJPRV----Nitesh Kumar Singh
    INC----Md. Irfan Alam
    2020
    2015
    2010

    Demographic profile

    There were a total of 285665 registered voters on the electoral rolls for the 2025 Assembly election in Kasba Assembly constituency, of which 150627 were male, 135024 female and 14 of the third gender. In the 2020 Assembly elections, there were a total of 283417 registered voters, of which 146851 were male, 136553 female and 13 from the third gender. In the 2015 Assembly elections, there were a total of 264331 registered voters, of which 137362 were male, 126957 female and 15 from the third gender. In 2010 elections, there were a total of 198855 registered voters in this constituency, of which 104166 were male and 94689 female and 7 from the third gender.

    The number of service voters in this Assembly constituency was 91 in 2020, 12 in 2015, and 0 in 2010.

    The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2025 was 896, in 2020 it was 930, 924 in 2015, and 909 in 2010.

    Poll dates

    Kasba Assembly constituency will go to the polls in Phase 2 of the 2025 Bihar Assembly elections on Tuesday, November 11, 2025. The counting of votes is on Friday, November 14, 2025.

    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.58. Kasba comprises of the following areas of Purnia district in the Koshi region of Bihar: CD Blocks Kasba, Srinagar & Jalalgarh; Gram Panchayats Kohbara, Bela Rikabganj & Jhunni Istambrar of Krityanand Nagar CD Block

    This constituency covers an approximate area of 466.79 square kilometers and the geographic coordinates of Kasba is: 25°53'57.1"N 87°28'07.7"E.

    A total of eight Assembly constituencies in the state of Bihar share borders with Kasba constituency, which are: Amour, Forbesganj, Araria, Raniganj, Baisi, Dhamdaha, Purnia, Baisi. 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 68.38%, while it was 69.06% in 2015, and 67.34% in 2010.

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    Total voters

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    Victory margin

    In the 2020 Bihar Assembly elections, Md. Afaque Alam of INC won in this constituency beating Pradeep Kumar Das of LJP by a margin of 17278 votes which was 9.18% of the total votes cast. In 2015, Md Afaque Alam of INC was the winner in this seat beating Pradip Kumar Das of BJP by a margin of 1794 votes which was 0.98% of the total votes polled in the constituency. In the 2010 Assembly elections, Md Afaque Alam of INC won this seat defeating of BJP by a margin of 4455 votes which was 3.33% of the total votes polled for the seat.

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    Winner vote share (%)

    In the 2020 Bihar Assembly elections, Md. Afaque Alam of INC had a vote share of 41.12% in this seat. In the 2015 Assembly elections, Md Afaque Alam of INC got a vote share of 44.74% , In the 2010 Assembly elections, Md Afaque Alam of INC got a vote share of 47.07% in Kasba.

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

    Last Updated: November 5, 2025 at 04:09 PM IST

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