Parsa

The geographic coordinates of Parsa Assembly constituency are: 25°50'30.8"N 85°02'58.2"E. This constituency falls in Saran district of Bihar and in the Bhojpur region. Parsa shares its borders with six other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Parsa are: Amnour, Vaishali, Lalganj, Hajipur, Sonepur, Garkha. This constituency shares an inter-state border with .

There were a total of 268974 registered voters on the electoral rolls for the 2025 Assembly election in Parsa Assembly constituency, of which 141529 were male, 127443 female and 2 of the third gender. In the 2020 Assembly elections, there were a total of 266693 registered voters, of which 140227 were male, 126464 female and 2 from the third gender. In the 2015 Assembly elections, there were a total of 249874 registered voters, of which 134301 were male, 115572 female and 483 from the third gender. In 2010 elections, there were a total of 195967 registered voters in this constituency, of which 106509 were male and 89458 female and 209 from the third gender.

The number of service voters in this Assembly constituency was 683 in 2020, 1 in 2015, and 0 in 2010.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2025 was 900, in 2020 it was 902, 861 in 2015, and 840 in 2010.

Parsa 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 2 on Tuesday, November 3, 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 3 on Thursday, October 28, 2010 and the results were declared on Wednesday, November 24, 2010.

Assembly constituency no.121. Parsa comprises of the following areas of Saran district in the Bhojpur region of Bihar: CD Block Dariapur; Gram Panchayats Shankardih, Anjani, Banouta, Anyay, Baligaw, Madar, Bahar Madar & Parsouna of Parsa CD Block.

This constituency covers an approximate area of 279.49 square kilometers and the geographic coordinates of Parsa is: 25°50'30.8"N 85°02'58.2"E.

A total of six Assembly constituencies in the state of Bihar share borders with Parsa constituency, which are: Amnour, Vaishali, Lalganj, Hajipur, Sonepur, Garkha. 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 Parsa constituency was 66.44%. In 2020, this seat registered a turnout of 57.79%, while it was 55.31% in 2015, and 51.62% in 2010.

In the 2020 Bihar Assembly elections, Chhote Lal Ray of RJD won in this constituency beating Chandrika Roy of JDU by a margin of 17293 votes which was 11.23% of the total votes cast. In 2015, Chandrika Rai of RJD was the winner in this seat beating Chhotelal Rai of LJP by a margin of 42335 votes which was 30.66% of the total votes polled in the constituency. In the 2010 Assembly elections, Chhotelal Rai of JDU won this seat defeating Chandrika Rai of RJD by a margin of 4689 votes which was 4.64% of the total votes polled for the seat.

In the 2020 Bihar Assembly elections, Chhote Lal Ray of RJD had a vote share of 44.36% in this seat. In the 2015 Assembly elections, Chandrika Rai of RJD got a vote share of 55.91% , In the 2010 Assembly elections, Chhotelal Rai of JDU got a vote share of 44.32% in Parsa.