In the 2025 Bihar Assembly elections, Islampur constituency elected Ruhail Ranjan from the Janata Dal (United) (JD(U)) as the winning candidate with 100,487 votes (53.55% vote share). Rakesh Kumar Raushan of Rashtriya Janata Dal (RJD) secured the second position with 68,248 votes (36.37% vote share).
Total Votes Polled
187,664
Constituency Type
GEN
Region
Magadh
Winner
Ruhail Ranjan
Janata Dal (United) (JD(U))
Alliance: NDA
Votes100,487
Vote Share53.55%
Runner-up
Rakesh Kumar Raushan
Rashtriya Janata Dal (RJD)
Alliance: MGB
Votes68,248
Vote Share36.37%
Victory Margin
Votes
32,239
Percentage
17.18%
All Candidates Performance
| Position | Candidate | Party | Alliance | Votes | Vote % |
|---|---|---|---|---|---|
| 1 | Ruhail Ranjan | JD(U) Janata Dal (United) | NDA | 100,487 | 53.55% |
| 2 | Rakesh Kumar Raushan | RJD Rashtriya Janata Dal | MGB | 68,248 | 36.37% |
| 3 | Tanuja Kumari | JSP Jan Suraaj Party | Others | 4,779 | 2.55% |
| 4 | Nota | NOTA None of the Above | Others | 4,532 | 2.41% |
| 5 | Sitaram Singh | IND Independent | Others | 3,416 | 1.82% |
| 6 | Bipin Mistri | BSP Bahujan Samaj Party | Others | 2,717 | 1.45% |
| 7 | Ranjeet Kumar | IND Independent | Others | 967 | 0.52% |
| 8 | Mitu Kumari | IND Independent | Others | 581 | 0.31% |
| 9 | Manoj Jamadar | IND Independent | Others | 557 | 0.30% |
| 10 | Kumar Hari Charan Singh Yadav | BMF Bharatiya Momin Front | Others | 438 | 0.23% |
| 11 | Ajay Kumar Sinha | IND Independent | Others | 300 | 0.16% |
| 12 | Sugouli Prasad | PPID Peoples Party of India (Democratic) | Others | 287 | 0.15% |
| 13 | Vikash Kumar Gaurab | LJD Lohiya Janta Dal | Others | 197 | 0.10% |
| 14 | Dinkar Kumar | RSLAP Rashtriya Samajwadi Lok Adhikar Party | Others | 158 | 0.08% |
Vote Share Distribution
Ruhail Ranjan(JD(U))
53.55%Rakesh Kumar Raushan(RJD)
36.37%Tanuja Kumari(JSP)
2.55%Nota(NOTA)
2.41%Sitaram Singh(IND)
1.82%Bipin Mistri(BSP)
1.45%Ranjeet Kumar(IND)
0.52%Mitu Kumari(IND)
0.31%Manoj Jamadar(IND)
0.30%Kumar Hari Charan Singh Yadav(BMF)
0.23%