Brahampur

Demographic profile

There were a total of 341380 registered voters on the electoral rolls for the 2025 Assembly election in Brahampur Assembly constituency, of which 180839 were male, 160539 female and 2 of the third gender. In the 2020 Assembly elections, there were a total of 340864 registered voters, of which 183864 were male, 156999 female and 1 from the third gender. In the 2015 Assembly elections, there were a total of 316046 registered voters, of which 171131 were male, 144912 female and 2521 from the third gender. In 2010 elections, there were a total of 263489 registered voters in this constituency, of which 141379 were male and 122110 female and 1844 from the third gender.

The number of service voters in this Assembly constituency was 3530 in 2020, 3 in 2015, and 0 in 2010.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2025 was 888, in 2020 it was 854, 847 in 2015, and 864 in 2010.

Poll dates

Brahampur 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 1 on Wednesday, October 28, 2020 and the results were declared on Tuesday, November 10, 2020.

In the 2015 state Assembly elections, this seat voted in Phase 3 on Wednesday, October 28, 2015 and the results were declared on Sunday, November 8, 2015.

In the 2010 polls, this constituency voted in Phase 6 on Saturday, November 20, 2010 and the results were declared on Wednesday, November 24, 2010.

Extent

Assembly constituency no.199. Brahampur comprises of the following areas of Buxar district in the Bhojpur region of Bihar: CD Blocks Simri, Chakki & Brahampur

This constituency covers an approximate area of 437.54 square kilometers and the geographic coordinates of Brahampur is: 25°27'34.6"N 84°16'43.0"E.

A total of four Assembly constituencies in the state of Bihar share borders with Brahampur constituency, which are: Shahpur, Jagdishpur, Dinara, Dumraon. This constituency shares an inter-state border with Uttar Pradesh.

Voter turnout

According to data released by the Election Commission of India, In 2020, this seat registered a turnout of 54.37%, while it was 57.26% in 2015, and 47.81% in 2010.

Total voters

Victory margin

In the 2020 Bihar Assembly elections, Shambhu Nath Yadav of RJD won in this constituency beating Hulas Pandey of LJP by a margin of 51141 votes which was 27.58% of the total votes cast. In 2015, Shambhu Nath Yadav of RJD was the winner in this seat beating Vivek Thakur of BJP by a margin of 30776 votes which was 17.01% of the total votes polled in the constituency. In the 2010 Assembly elections, Dilmarni Devi of BJP won this seat defeating Ajit Chaudhary of RJD by a margin of 20342 votes which was 16.15% of the total votes polled for the seat.

Winner vote share (%)

In the 2020 Bihar Assembly elections, Shambhu Nath Yadav of RJD had a vote share of 48.64% in this seat. In the 2015 Assembly elections, Shambhu Nath Yadav of RJD got a vote share of 52% , In the 2010 Assembly elections, Dilmarni Devi of BJP got a vote share of 36.67% in Brahampur.