Barbigha

The geographic coordinates of Barbigha Assembly constituency are: 25°10'13.8"N 85°45'31.7"E. This constituency falls in Sheikhpura district of Bihar and in the Bhagalpur region. Barbigha shares its borders with four other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Barbigha are: Asthawan, Sheikhpura, Warsaliganjh, Rajgir. This constituency shares an inter-state border with .

There were a total of 231203 registered voters on the electoral rolls for the 2025 Assembly election in Barbigha Assembly constituency, of which 121335 were male, 109866 female and 2 of the third gender. In the 2020 Assembly elections, there were a total of 226165 registered voters, of which 117973 were male, 108192 female and 0 from the third gender. In the 2015 Assembly elections, there were a total of 204279 registered voters, of which 108820 were male, 95451 female and 221 from the third gender. In 2010 elections, there were a total of 185487 registered voters in this constituency, of which 98884 were male and 86603 female and 104 from the third gender.

The number of service voters in this Assembly constituency was 562 in 2020, 8 in 2015, and 0 in 2010.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2025 was 905, in 2020 it was 917, 877 in 2015, and 876 in 2010.

Barbigha 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 1 on Monday, October 12, 2015 and the results were declared on Sunday, November 8, 2015.

In the 2010 polls, this constituency voted in Phase 5 on Tuesday, November 9, 2010 and the results were declared on Wednesday, November 24, 2010.

Assembly constituency no.170. Barbigha comprises of the following areas of Sheikhpura district in the Bhagalpur region of Bihar: CD Blocks Barbigha & Shekhopur Sarai; Gram Panchayats Gaway, Audhe, Pain, Lodipur, Kosara, Kusumbha, Kare, Hathiyawan, Mehus & Katari of Sheikhpura CD Block.

This constituency covers an approximate area of 236.87 square kilometers and the geographic coordinates of Barbigha is: 25°10'13.8"N 85°45'31.7"E.

A total of four Assembly constituencies in the state of Bihar share borders with Barbigha constituency, which are: Asthawan, Sheikhpura, Warsaliganjh, Rajgir. 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 Barbigha constituency was 61.44%. In 2020, this seat registered a turnout of 53.18%, while it was 54.53% in 2015, and 49.82% in 2010.

In the 2020 Bihar Assembly elections, Sudarshan Kumar of JDU won in this constituency beating Gajanand Shahi of INC by a margin of 113 votes which was 0.09% of the total votes cast. In 2015, Sudarshan Kumar of INC was the winner in this seat beating Sheo Kumar of BLSP by a margin of 15717 votes which was 14.11% of the total votes polled in the constituency. In the 2010 Assembly elections, Gajanand Shahi of JDU won this seat defeating Ashok Choudhary of INC by a margin of 3047 votes which was 3.3% of the total votes polled for the seat.

In the 2020 Bihar Assembly elections, Sudarshan Kumar of JDU had a vote share of 33.19% in this seat. In the 2015 Assembly elections, Sudarshan Kumar of INC got a vote share of 41.67% , In the 2010 Assembly elections, Gajanand Shahi of JDU got a vote share of 26.12% in Barbigha.