Bihar Legislative Assembly constituency result for 1985. Winner: PRABHAT K. A. DEO (INC). Winning margin: 9.3%.
| Candidate | Party | Votes | Vote Share |
|---|---|---|---|
| PRABHAT K. A. DEO✓ Winner | INC | 28,786 | 42.8% |
| NIRMAL MAHATO | JMM | 22,552 | 33.5% |
| SURESH KUMAR KHETAN | LKD | 5,959 | 8.9% |
| GHANSHYAM MAHATO | AIFB | 5,022 | 7.5% |
| JAGANNATH MAHTO | IND | 1,748 | 2.6% |
| DULAL MANJHI | IND | 1,120 | 1.7% |
| ARVIND KUMAR SINGH | BJP | 628 | 0.9% |
| SONA RAM MAHATO | IND | 378 | 0.6% |
| SHYAMA PRASAD MAHATO | IND | 301 | 0.5% |
| MANOHAR MAHATO | IND | 291 | 0.4% |
| BIJAY KUMAR MAHATO | IND | 265 | 0.4% |
| LAL MOHAN MAHATO | IND | 155 | 0.2% |
| KRISHNA KUMAR ACHARYA | IND | 39 | 0.1% |
| Year | Winner | Party | Vote Share | Margin % |
|---|---|---|---|---|
| 2000 | ARVIND KUMAR SINGH | BJP | 35.2% | 12.0% |
| 1995 | ARVIND KUMAR SINGH | IND | 32.7% | 14.9% |
| 1990 | SUDHIR MAHATO | JMM | 50.6% | 32.4% |
| 1985 | PRABHAT K. A. DEO | INC | 42.8% | 9.3% |
| 1980 | GHANSHYAM MAHATO | IND | 43.8% | 22.0% |
| 1972 | THEODORE BODRA | INC | 42.8% | 22.3% |
| 1969 | HARICHARAN SOY | IND | 46.9% | 20.2% |
| 1967 | M. MAJHI | BJS | 52.5% | 29.1% |
| 1962 | SARANGI RUDRA | IND | 45.0% | 21.5% |