Purnia

The geographic coordinates of Purnia Assembly constituency are: 25°44'30.8"N 87°30'37.1"E. This constituency falls in Purnia district of Bihar and in the Koshi region. Purnia shares its borders with six other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Purnia are: Baisi, Kasba, Dhamdaha, Manihari, Katihar, Kadwa. This constituency shares an inter-state border with .

There were a total of 288086 registered voters on the electoral rolls for the 2025 Assembly election in Purnia Assembly constituency, of which 150696 were male, 137382 female and 8 of the third gender. In the 2020 Assembly elections, there were a total of 312793 registered voters, of which 163417 were male, 149367 female and 9 from the third gender. In the 2015 Assembly elections, there were a total of 283483 registered voters, of which 149878 were male, 133600 female and 104 from the third gender. In 2010 elections, there were a total of 216656 registered voters in this constituency, of which 116911 were male and 99745 female and 36 from the third gender.

The number of service voters in this Assembly constituency was 285 in 2020, 5 in 2015, and 0 in 2010.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2025 was 912, in 2020 it was 914, 891 in 2015, and 853 in 2010.

Purnia 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.62. Purnia comprises of the following areas of Purnia district in the Koshi region of Bihar: CD Block Purnia East.

This constituency covers an approximate area of 244.82 square kilometers and the geographic coordinates of Purnia is: 25°44'30.8"N 87°30'37.1"E.

A total of six Assembly constituencies in the state of Bihar share borders with Purnia constituency, which are: Baisi, Kasba, Dhamdaha, Manihari, Katihar, Kadwa. 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 Purnia constituency was 79.95%. In 2020, this seat registered a turnout of 59.21%, while it was 65.93% in 2015, and 60.86% in 2010.

In the 2020 Bihar Assembly elections, Vijay Kumar Khemka of BJP won in this constituency beating Indu Sinha of INC by a margin of 32154 votes which was 17.36% of the total votes cast. In 2015, Vijay Kumar Khemka of BJP was the winner in this seat beating Indu Sinha of INC by a margin of 32815 votes which was 17.57% of the total votes polled in the constituency. In the 2010 Assembly elections, Raj Kishore Keshari of BJP won this seat defeating of INC by a margin of 15599 votes which was 11.83% of the total votes polled for the seat.

In the 2020 Bihar Assembly elections, Vijay Kumar Khemka of BJP had a vote share of 52.78% in this seat. In the 2015 Assembly elections, Vijay Kumar Khemka of BJP got a vote share of 49.26% , In the 2010 Assembly elections, Raj Kishore Keshari of BJP got a vote share of 41.42% in Purnia.