All assembly constituencies — Bihar assembly election, Feb 1985
324 assembly constituencies declared, sorted by largest victory.
| Assembly seat | State | Winner | Runner-up | Margin |
|---|---|---|---|---|
| JAMUI | Bihar | INCSUSHIL KR SINGH | JNPTRIPURARI PRASAD SINGH | 8,2538.64% |
| KESARIYA | Bihar | INCRAI HARI SHANKAR SHARMA | CPIYAMUNA YADAV | 6,6388.62% |
| MADHUBANI | Bihar | INCPADMA CHAUBEY | JNPRAJ KUMAR MAHASETH | 5,7918.58% |
| KALYANPUR | Bihar | LKDBASISTHA NARAIN SINGH | INCRAM SUKUMARI DEVI | 6,7478.51% |
| PHULPARAS | Bihar | INCHEMLATA YADAV | INDDEVENDRA PD. YADAV | 5,3848.41% |
| DEOGHAR | Bihar | INCBAIDYANATH DAS | CPISURESH PASWAN | 3,6678.35% |
| CHATRA | Bihar | BJPMAHENDRA PRASAD SIGNH BHOGTA | INCNAND KISHORE PRASAD | 3,9678.24% |
| SIKTI | Bihar | INCRAMESHWAR YADAV | LKDMD. AZIMUDIN | 7,4868.21% |
| GHORASAHAN | Bihar | INCPRAMOD KUMAR SINGH | LKDLALBABU PRASAD | 6,1398.14% |
| JAMALPUR | Bihar | LKDUPENDRA PRASAD VERMA | INCBHUSHAN YADAV | 7,0218.05% |
| HILSA | Bihar | INCSURENDRA PRASAD TARUN | INDMAHENDRA SINGH | 7,7928.02% |
| PARBATTA | Bihar | INCRAM CHANDRA MISHRA | LKDSURENDRA SINGH | 7,7018.00% |
| BIKRAM | Bihar | CPIRAM NATH YADAV | INCRAMANAND SINGH | 6,3427.92% |
| ATRI | Bihar | INCRANJEET SIGNH | INDMAHESH SINGH YADAV | 10,9227.91% |
| GANDEY | Bihar | JMMSALKHAN SOREN | BJPLAKSHMAN SWARNKAR | 4,2427.29% |
| KATORIA | Bihar | ICSSURESH PRASAD YADAV | INCAMBUJ KISHORE JHA | 5,6037.25% |
| BARKAGAON | Bihar | CPIRAMENDRA KUMAR | INCRAM KUMAR OJHA | 5,4367.25% |
| SIMDEGA | Bihar | BJPNIRMAL KUMAR BESRA | INCERNEST PURTY | 3,2917.19% |
| RAXAUL | Bihar | INCSAGIR AHMAD | LKDRAJNANDAN PRASAD RAI | 5,3287.19% |
| KHAGARIA | Bihar | INCSATDEO SINGH | LKDRAM SHARAN YADAV | 5,3977.15% |
| DALTONGANJ | Bihar | INCISHWAR CHANDRA PANDEY | BJPINDER SINGH NAMDHARI | 4,0537.05% |
| AURANGABAD | Bihar | INCBRIJ MOHAN SINGH | INDRAM NARESH SINGH | 4,1947.04% |
| MASRAKH | Bihar | INDPRABHU NATH SINGH | INCHARENDRA KISHORE SINGH | 4,1786.94% |
| RAGHUNATHPUR | Bihar | INCVIJAY SHANKER DUBEY | JNPVIKRAM KUAR | 5,3656.83% |
| KODARMA | Bihar | INCRAJENDRA NATH DAWAN | INDRAMESH PRASAD YADAV | 4,8246.72% |
| GOBINDGANJ | Bihar | INDYOGENDRA PANDEY | INCRAM SHANKER PANDEY | 5,1286.70% |
| BALIA | Bihar | INCSAMSU ZEHA | LKDSHRI NARAYAN YADAV | 3,8606.66% |
| MAHESHPUR | Bihar | JMMDEBIDHAN BASERA | INCKALIDAS MURMU | 3,0256.65% |
| BARKATHA | Bihar | INCLAMBODAR PATHAK | CPIBHUNESHWAR PRASAD MEHTA | 4,7586.64% |
| SITAMARHI | Bihar | INCKHALIL ANSARI | CPIRAMDEO SINGH | 4,9926.51% |
| ADAPUR | Bihar | INCHARI SHANKER PRASAD YADAV | INDBRAJ BIHARI PRASAD | 4,9846.48% |
| NALANDA | Bihar | INCSHYAM SUNDER SINGH | INDRAM NARESH SINGH | 5,0666.24% |
| HARSIDHI | Bihar | INCMD. HEDAITULLAH KHAN | CPIRAJARAM PRASAD | 4,1416.10% |
| SAKRA | Bihar | LKDSHIVNANDAN PASWAN | INCARJUN KUMAR CH. | 4,3326.09% |
| SUGAULI | Bihar | INCSURESH KUMAR MISHRA | CPMRAMASHRAY SINGH | 4,2526.06% |
| ASTHAWAN | Bihar | INDRAGHUNATH PRASAD | INCAYODHYA PRASAD | 5,7855.94% |
| BACHWARA | Bihar | CPIAYODHYA PRASAD SINGH | INCPREM LATA DEVI | 4,4725.91% |
| BARAUNI | Bihar | CPISHAKUNTALA SINHA | INCKAMLA DEVI | 4,5675.83% |
| CHANPATIA | Bihar | CPIBIRBAL SHARMA | INCPRABHAT KISHORE DWEVEDI | 3,1695.81% |
| LATEHAR | Bihar | INCHARIDARSHAN RAM | BJPRAMDEO RAM | 1,3125.68% |
| DHURAIYA | Bihar | INCRAMROOP HARIJAN | CPINARESH DAS | 4,2135.51% |
| BAKHRI | Bihar | CPIRAM VINOD PASWAN | INCYUGAL KISHORE SHARMA | 3,1485.27% |
| JAMTARA | Bihar | INCMD. FURKAN ANSARI | CPIARUN KUMAR BOSE | 3,1715.17% |
| WARISNAGAR | Bihar | INDRAMSEVAK HAZARI | INCSHYAMA KUMARI | 3,6925.13% |
| RAGHOPUR | Bihar | LKDUDAI NARAIN RAI | JNPHARIHAR PRASAD SINGH | 4,8465.09% |
| SANDESH | Bihar | LKDSONADHARI | INCSIDHNATH ROY | 4,2784.86% |
| RAMNAGAR | Bihar | INCARJUN VIKRAM SAH | BJPCHANDRA MOHAN PRASAD RAO | 3,0504.86% |
| FATWA | Bihar | LKDPUNIT ROY | INDBISHAMBHAR DAYAL SINGH | 3,5894.85% |
| HAYAGHAT | Bihar | INDUMADHAR PRASAD SINGH | LKDKAPHIL AHAMAD | 3,0224.76% |
| JARMUNDI | Bihar | BJPABHAY KANT PRASAD | INDJAWAHAR PRASAD SINGH | 2,4454.75% |
