Madhubani Assembly Election 2025: Constituency profile, past winners and party-wise candidates

The seat, part of the Madhubani Lok Sabha constituency, has been a stronghold of the Rashtriya Janata Dal (RJD) in recent years

The Madhubani Assembly constituency in Bihar’s Madhubani district is gearing up for a crucial contest in the upcoming Bihar Assembly Elections 2025. Bihar's Madhubani is expected to see a tight triangular contest this year, with the RJD banking on its incumbent advantage, the NDA counting on alliance arithmetic, and the Jan Suraaj Party trying to tap into anti-incumbency votes.

Local issues such as flood management, job creation, infrastructure, and education remain key voter concerns in this north Bihar constituency.

In the 2020 Assembly election, Samir Kumar Mahaseth of the Rashtriya Janata Dal (RJD) defeated Suman Kumar Mahaseth of the Vikassheel Insaan Party (VIP) by a margin of 6,814 votes.

2020 Key Figures:

Winner: Samir Kumar Mahaseth (RJD) — 71,332 votes (38%)

Runner-up: Suman Kumar Mahaseth (VIP) — 64,518 votes (34.37%)

Third: Arvind Kumar Purbey (LJP) — 15,818 votes (8.43%)

Past Election Results

Madhubani has seen a back-and-forth contest between the RJD and the BJP over the past decade.

Year  Winner                                    Party       Runner-up                                       Margin

2020 Samir Kumar Mahaseth  RJD         Suman Kumar Mahaseth (VIP) 6,814

2015 Samir Kumar Mahaseth  RJD            Ramdeo Mahto   (BJP)                 7,307

2010 Ramdeo Mahto                  BJP

Voter Demographics

As per Election Commission data, Madhubani had 3,46,962 registered voters in 2020, including:

Male voters: 1,82,539

Female voters: 1,64,400

Third gender voters: 23

Postal votes: 1,111

Service voters: 440 (405 men, 35 women)

In 2015, the total electorate stood at 3,20,210 (1,70,139 male and 1,50,057 female).

Madhubani Assembly Election 2025: Key Dates

Polling Date: November 11, 2025 (Second Phase)

Counting & Result: November 14, 2025

2025 Key Candidates and Alliances

The 2025 contest is shaping up to be triangular, featuring key players from both major alliances.

Main Candidates:

RJD: Samir Kumar Mahaseth (incumbent MLA)

Jan Suraaj Party (JSP): Anil Kumar Mishra

Rashtriya Lok Morcha (RLM): Madhav Anand (NDA-supported)

Alliances:

NDA Bloc: BJP, JD(U), LJP (Ram Vilas), HAM, RLM

Mahagathbandhan: RJD, Congress, Left parties, VIP

The seat, part of the Madhubani Lok Sabha constituency, has been a stronghold of the Rashtriya Janata Dal (RJD) in recent years and is expected to see a multi-cornered battle this time.

Muslim voters make up 22.6%, Scheduled Caste voters account for 13.16%, and rural voters dominate with 91.9%, while urban voters constitute only 18.1% of the electorate.

In the 2020 Assembly elections, Madhubani had a total of 3,46,962 registered voters, which increased to 3,54,315 in the 2024 Lok Sabha elections. The number is expected to rise further once the 2025 voter list is published.