Narpatganj

The geographic coordinates of Narpatganj Assembly constituency are: 26°18'21.6"N 87°08'27.2"E. This constituency falls in Araria district of Bihar and in the Koshi region. Narpatganj shares its borders with five other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Narpatganj are: Chhatapur, Triveniganj, Singheshwar, Raniganj, Forbesganj. This constituency shares an inter-state border with Nepal.

There were a total of 334584 registered voters on the electoral rolls for the 2025 Assembly election in Narpatganj Assembly constituency, of which 176912 were male, 157658 female and 14 of the third gender. In the 2020 Assembly elections, there were a total of 328546 registered voters, of which 173101 were male, 155429 female and 16 from the third gender. In the 2015 Assembly elections, there were a total of 281739 registered voters, of which 150668 were male, 131062 female and 117 from the third gender. In 2010 elections, there were a total of 237915 registered voters in this constituency, of which 126388 were male and 111527 female and 60 from the third gender.

The number of service voters in this Assembly constituency was 326 in 2020, 9 in 2015, and 0 in 2010.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2025 was 891, in 2020 it was 898, 870 in 2015, and 882 in 2010.

Narpatganj 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.

Assembly constituency no.46. Narpatganj comprises of the following areas of Araria district in the Koshi region of Bihar: CD Block Narpatganj; Gram Panchayats Bhargama, Jainagar, Khajuri, Kushmaul, Manullahpatti, Paikpar, Raghunathpur North, Raghunathpur South, Rampur Aadi, Shankarpur, Simarbani, Sirsiya Hanumanganj & Sirsiya Kala of Bhargama CD Block

This constituency covers an approximate area of 569.84 square kilometers and the geographic coordinates of Narpatganj is: 26°18'21.6"N 87°08'27.2"E.

A total of five Assembly constituencies in the state of Bihar share borders with Narpatganj constituency, which are: Chhatapur, Triveniganj, Singheshwar, Raniganj, Forbesganj. This constituency shares an inter-state border with Nepal.

According to data released by the Election Commission of India, in the 2025 Bihar Assembly elections, the estimated voter turnout in this Narpatganj constituency was 71.63%. In 2020, this seat registered a turnout of 61.18%, while it was 62.45% in 2015, and 62.67% in 2010.

In the 2020 Bihar Assembly elections, Jai Prakash Yadav of BJP won in this constituency beating Anil Kumar Yadav of RJD by a margin of 28610 votes which was 14.26% of the total votes cast. In 2015, Anil Kumar Yadav of RJD was the winner in this seat beating Janardan Yadav of BJP by a margin of 25951 votes which was 14.76% of the total votes polled in the constituency. In the 2010 Assembly elections, Devanti Yadav of BJP won this seat defeating Anil Kumar Yadav of RJD by a margin of 6937 votes which was 4.65% of the total votes polled for the seat.

In the 2020 Bihar Assembly elections, Jai Prakash Yadav of BJP had a vote share of 49.06% in this seat. In the 2015 Assembly elections, Anil Kumar Yadav of RJD got a vote share of 51.32% , In the 2010 Assembly elections, Devanti Yadav of BJP got a vote share of 40.99% in Narpatganj.