Saharsa

The geographic coordinates of Saharsa Assembly constituency are: 25°50'38.8"N 86°37'34.0"E. This constituency falls in Saharsa district of Bihar and in the Koshi region. Saharsa shares its borders with four other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Saharsa are: Bihariganj, Saharsa, Sonbarsha, Simri Bakhtiarpur. This constituency shares an inter-state border with .

There were a total of 368922 registered voters on the electoral rolls for the 2025 Assembly election in Saharsa Assembly constituency, of which 193054 were male, 175864 female and 4 of the third gender. In the 2020 Assembly elections, there were a total of 370962 registered voters, of which 193665 were male, 177295 female and 2 from the third gender. In the 2015 Assembly elections, there were a total of 336081 registered voters, of which 176794 were male, 159287 female and 1452 from the third gender. In 2010 elections, there were a total of 284939 registered voters in this constituency, of which 151894 were male and 133045 female and 209 from the third gender.

The number of service voters in this Assembly constituency was 766 in 2020, 0 in 2015, and 0 in 2010.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2025 was 911, in 2020 it was 915, 901 in 2015, and 876 in 2010.

Saharsa Assembly constituency will go to the polls in Phase 1 of the 2025 Bihar Assembly elections on Thursday, November 6, 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.75. Saharsa comprises of the following areas of Saharsa district in the Koshi region of Bihar: CD Blocks Kahara & Saur Bazar.

This constituency covers an approximate area of 307.73 square kilometers and the geographic coordinates of Saharsa is: 25°50'38.8"N 86°37'34.0"E.

A total of four Assembly constituencies in the state of Bihar share borders with Saharsa constituency, which are: Bihariganj, Saharsa, Sonbarsha, Simri Bakhtiarpur. This constituency shares an inter-state border with .

According to data released by the Election Commission of India, in the 2025 Bihar Assembly elections, the estimated voter turnout in this Saharsa constituency was 69.73%. In 2020, this seat registered a turnout of 61.39%, while it was 57.72% in 2015, and 53.33% in 2010.

In the 2020 Bihar Assembly elections, Alok Ranjan of BJP won in this constituency beating Lovely Anand of RJD by a margin of 19679 votes which was 8.67% of the total votes cast. In 2015, Arun Kumar of RJD was the winner in this seat beating Alok Ranjan of BJP by a margin of 39206 votes which was 20.21% of the total votes polled in the constituency. In the 2010 Assembly elections, Alok Ranjan of BJP won this seat defeating Arun Kumar of RJD by a margin of 7979 votes which was 5.26% of the total votes polled for the seat.

In the 2020 Bihar Assembly elections, Alok Ranjan of BJP had a vote share of 45.59% in this seat. In the 2015 Assembly elections, Arun Kumar of RJD got a vote share of 53.03% , In the 2010 Assembly elections, Alok Ranjan of BJP got a vote share of 36.69% in Saharsa.