
| Year | Winner | Vote Share | Runner Up | Runner Up Vote Share | Vote Margin |
|---|---|---|---|---|---|
| 2004 | Suraj SinghLJNSP | 36.98% | Shatrughna Prasad SinghCPI | 24.93 | 12.05 |
| 1999 | Ramjivan SinghJD(U) | 33.93% | Ashok KumarRJD | 31.52 | 2.41 |
| 1998 | Rajbanshi MahtoRJD | 39.32% | Shatraghna Pd. SinghCPI | 30.73 | 8.59 |
| 1996 | Shatrughan Prasad SinghCPI | 50.89% | Ram Lakhan SinghBJP | 34.08 | 16.81 |
| 1991 | Surya Narayan SinghCPI | 53.41% | Shyam Sunder Singh DhirajINC | 33.79 | 19.63 |
| 1989 | Suryanarayan SinghCPI | 63.36% | Chandra Bhatu DeviINC | 31.82 | 31.54 |
| 1984 | Chandra Bhanu DeviINC | 51.1% | Surj Narayan SinghCPI | 25.37 | 25.73 |
| 1980 | Surya Narayan SinghCPI | 34.5% | Chandrabhanu DeviINC(I) | 34.0 | 0.5 |
| 1977 | Ramajiwan SinghBLD | 39.25% | Surya Narayan SinghCPI | 26.51 | 12.74 |