Rajnagar
Assembly Constituency, Bihar
37. Rajnagar is one of the 70 Assembly (Vidhan Sabha) constituencies in Bihar. This constituency is located in the Mithila region. Bihar is located in the East region of India. This seat can be classified as: Rural and falls in the Madhubani district of Bihar. The reservation status of this constituency is: Scheduled Caste. 37. Rajnagar Assembly constituency is part of the 7. Jhanjharpur (General) Lok Sabha constituency and can be classified as Rural.
Location
The geographic coordinates of Rajnagar Assembly constituency are: 26°22'02.3"N 86°09'25.2"E. This constituency falls in Madhubani district of Bihar and in the Mithila region. Rajnagar shares its borders with eight other Assembly constituencies. Other Bihar Assembly constituencies adjacent to Rajnagar are: Babubarhi, Khajauli, Benipatti, Bisfi, Madhubani, Jhanjharpur, Phulparas, Laukaha. This constituency shares an inter-state border with .
Rajnagar Assembly election results
Demographic profile
In the 2020 Assembly elections, there were a total of 321521 registered voters, of which 168798 were male, 152318 female and 382 from the third gender. In the 2015 Assembly elections, there were a total of 296751 registered voters, of which 157997 were male, 138741 female and 152 from the third gender. In 2010 elections, there were a total of 241735 registered voters in this constituency, of which 130911 were male and 110824 female and 97 from the third gender.
The number of service voters in this Assembly constituency was 23 in 2020, 13 in 2015, and 0 in 2010.
The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2020 was 902, 878 in 2015, and 847 in 2010.
Poll dates
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 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.
Extent
Assembly constituency no.37. Rajnagar comprises of the following areas of Madhubani district in the Mithila region of Bihar: CD Blocks Rajnagar & Andhratharhi.
This constituency covers an approximate area of 317.66 square kilometers and the geographic coordinates of Rajnagar is: 26°22'02.3"N 86°09'25.2"E.
A total of eight Assembly constituencies in the state of Bihar share borders with Rajnagar constituency, which are: Babubarhi, Khajauli, Benipatti, Bisfi, Madhubani, Jhanjharpur, Phulparas, Laukaha. This constituency shares an inter-state border with .
Voter turnout
According to data released by the Election Commission of India, In 2020, this seat registered a turnout of 52.3%, while it was 52.22% in 2015, and 44.16% in 2010.
Total voters
Victory margin
In the 2020 Bihar Assembly elections, Dr. Ramprit Paswan of BJP won in this constituency beating Ramawatar Paswan of RJD by a margin of 19121 votes which was 10.99% of the total votes cast. In 2015, Ram Prit Paswan of BJP was the winner in this seat beating Ramawatar Paswan of RJD by a margin of 6242 votes which was 4.03% of the total votes polled in the constituency. In the 2010 Assembly elections, Ram Lakhan Ram Raman of RJD won this seat defeating Ramprit Paswan of BJP by a margin of 2459 votes which was 2.3% of the total votes polled for the seat.
First Published: April 18, 2024, 05:40 IST
Last Updated: October 8, 2025 at 01:13 PM IST
37. Rajnagar
CONSTITUENCY DETAILS | |
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Reservation status: | Scheduled Caste |
Constituency type: | Rural |
State: | Bihar |
District(s): | Madhubani |
Region (India): | East |
Region (State): | Mithila |
Lok Sabha constituency: | Jhanjharpur |
2025 ASSEMBLY ELECTIONS | |
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Total voters: | 339401 |
Male voters: | 177479 |
Female voters: | 161896 |
Third gender voters: | 26 |
Electorate gender ratio: | 912 |
Poll phase: | 2 |
Poll date: | November 11, 2025 |
Results (Counting of votes): | November 14, 2025 |
Assembly cons. Results
Cons. name | 2020 | 2015 | 2010 |
---|---|---|---|
Valmiki Nagar | JDU | IND | JDU |
Ramnagar | BJP | BJP | BJP |
Narkatiaganj | BJP | INC | BJP |
Bagaha | BJP | BJP | JDU |
Lauriya | BJP | BJP | IND |
Nautan | BJP | BJP | JDU |
Chanpatia | BJP | BJP | BJP |
Bettiah | BJP | INC | BJP |
Sikta | CPIMLL | JDU | IND |
Raxaul | BJP | BJP | BJP |