Islampur Vidhan Sabha Election Data
Nalanda, Bihar
- Reservation:General
- Registered Electorate:2,70,627
- Sitting MLA:Ruhail Ranjan (JD(U))
- 2025 Winning Margin:32,239 votes (17.2%)
Islampur is a Vidhan Sabha constituency in Nalanda, Bihar, with 2,70,627 registered voters. The current MLA is Ruhail Ranjan of JD(U), who won the 2025 election by a margin of 32,239 votes (17.2%). Voter turnout in the last election was %. Below you'll find caste demographics, election history since 2008 and booth-level data for Islampur.
Islampur Caste Data
Islampur Vidhan Sabha in Nalanda, Bihar has approximately 2,70,627 registered voters on the latest roll, with surname-level community estimates covering 40 groups commonly used in Bihar election analysis. PRASAD is the largest share at 22.1%, followed by KUMAR at 10.3%. This is a General Vidhan Sabha seat at constituency level; the table below lists surnames with estimated voter counts and share of the profile—not booth-by-booth splits. For campaign planning and newsroom research, VoteSutra also provides booth-wise surname maps, swing booth reports and full dossiers on WhatsApp request.
| Surname | Total Voters | % |
|---|---|---|
| PRASAD | 64,783 | 22.1% |
| KUMAR | 30,193 | 10.3% |
| SINGH | 25,503 | 8.7% |
| MUSLIM | 20,226 | 6.9% |
| YADAV | 13,484 | 4.6% |
| PASWAN | 12,898 | 4.4% |
- PRASAD22.1%64,783
- KUMAR10.3%30,193
- SINGH8.7%25,503
- MUSLIM6.9%20,226
- YADAV4.6%13,484
- PASWAN4.4%12,898
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Islampur Election Results (2008–2026)
JD(U) has won 7 of the last 8 elections in Islampur.
| Candidate | Party | Votes | Vote % |
|---|---|---|---|
| Ruhail Ranjan | JD(U) | 1,00,487 | 53.55% |
| Rakesh Kumar Raushan | RJD | 68,248 | 36.37% |
| Tanuja Kumari | JSP | 4,779 | 2.55% |
| Nota | NOTA | 4,532 | 2.42% |
| Sitaram Singh | Independent5 | 3,416 | 1.83% |
| Bipin Mistri | BSP | 2,717 | 1.45% |
- Ruhail RanjanJD(U)53.55%1,00,487
- Rakesh Kumar RaushanRJD36.37%68,248
- Tanuja KumariJSP2.55%4,779
- NotaNOTA2.42%4,532
- Sitaram SinghIndependent51.83%3,416
- Bipin MistriBSP1.45%2,717
Islampur Booth-Level Data
Party-specific booth rankings for JD(U) in Islampur are being compiled. Request early access on WhatsApp.
You are viewing 20 of 327 polling booths for JD(U). To get the remaining swing and neutral booths, margin heatmaps and booth-level caste estimates for your campaign:
Common questions about Islampur
Islampur Vidhan Sabha constituency at a glance
In conclusion, Islampur Vidhan Sabha in Nalanda, Bihar is a General Vidhan Sabha constituency with about 2,70,627 registered voters. The current MLA is Ruhail Ranjan (JD(U)), elected in 2025 by 32,239 votes (17.2%). Community estimates place PRASAD as the largest group at roughly 22.1% of the seat profile. For general elections, Islampur sits within the Nalanda Lok Sabha segment. Election results on this page run back to 2008, with cycle-by-cycle margins and party shifts. You can preview the strongest and weakest polling booths; the full margin heatmap covers all 327 booths in the paid dossier. Whether you are planning a campaign, covering the seat as a journalist, or researching Bihar politics, this page is the free starting point—message VoteSutra on WhatsApp for the complete booth-wise caste and strategy report for Islampur.
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