Topzle Updated: Wikipedia source
Bihar Assembly elections were held twice in the year 2005. There was a fractured verdict in February 2005 Assembly Election. Since no government could be formed in Bihar, fresh elections were held in October–November the same year. LJP and Congress formed an alliance, while talks failed with RJD, which left willing to let go of only sitting congress seats.
| Poll Event and Place | Phase-I | Phase-II | Phase-III |
| Announcement | Friday) | Friday) | Friday) |
| Issue of notification | Monday) | Thursday) | Saturday) |
| Last Date for making nominations | Monday) | Thursday) | Saturday) |
| Scrutiny of nominations | Tuesday) | Friday) | Monday) |
| Last Date for withdrawal of candidature | Thursday) | Monday) | Wednesday) |
| Counting of Votes | Sunday) | Sunday) | Sunday) |
| Status | Done | Done | Done |
| Total No. of Assembly Constituencies | 243 | ||
| Assembly Constituencies reserved for Scheduled Castes | 39 | ||
| No. of Electors | crores | ||
| No. of Polling Booths | Estimated 50,063 Polling Booths. | ||
| Source: India Election[permanent dead link] | |||
| | |||||||||
| Party | No. of candidates | No. of elected | No. of votes | % share | |||||
| Rashtriya Janata Dal | 210 | 75 | 6140223 | 25.07% | |||||
| Janata Dal (United) | 138 | 55 | 3564930 | 14.55% | |||||
| Bharatiya Janata Party | 103 | 37 | 2686290 | 10.97% | |||||
| Lok Janshakti Party | 178 | 29 | 3091173 | 12.62% | |||||
| Indian National Congress | 84 | 10 | 1223835 | 5.00% | |||||
| Bahujan Samaj Party | 238 | 2 | 1080745 | 4.41% | |||||
| Communist Party of India | 17 | 3 | 386236 | 1.58% | |||||
| Communist Party of India | 12 | 1 | 156656 | 0.64% | |||||
| Nationalist Congress Party | 31 | 3 | 240862 | 0.98% | |||||
| Jharkhand Mukti Morcha | 18 | 0 | 76671 | 0.31% | |||||
| All India Forward Bloc | 3 | 0 | 5555 | 0.03% | |||||
| Communist Party of India (Marxist-Leninist) Liberation | 109 | 7 | 610345 | 2.49% | |||||
| Janata Dal | 4 | 0 | 22428 | 0.09% | |||||
| Indian Union Muslim League | 1 | 0 | 4225 | 0.02% | |||||
| Rashtriya Lok Dal | 23 | 0 | 25618 | 0.10% | |||||
| Shiv Sena | 26 | 0 | 25698 | 0.10% | |||||
| Samajwadi Party | 142 | 4 | 658791 | 2.69% | |||||
| Adarsh Political Party | 1 | 0 | 736 | 0.00% | |||||
| Akhil Bharatiya Ashok Sena | 1 | 0 | 858 | 0.00% | |||||
| Akhil Bharatiya Desh Bhakt Morcha | 1 | 0 | 326 | 0.00% | |||||
| Akhil Bharat Hindu Mahasabha | 5 | 0 | 4603 | 0.02% | |||||
| Akhil Bharatiya Jan Sangh | 19 | 0 | 10990 | 0.04% | |||||
| Apna Dal | 64 | 0 | 73109 | 0.30% | |||||
| All India Forward Bloc | 1 | 0 | 27045 | 0.11% | |||||
| Akhand Jharkhand People's Front | 7 | 0 | 9800 | 0.04% | |||||
| Awami Party | 3 | 0 | 24400 | 0.10% | |||||
| Bajjikanchal Vikas Party | 4 | 0 | 4693 | 0.02% | |||||
| Bharatiya Momin Front | 3 | 0 | 2008 | 0.01% | |||||
| Bharat Mangalam Parishad | 1 | 0 | 397 | 0.00% | |||||
| Federal Congress of India | 2 | 0 | 1752 | 0.01% | |||||
| Gondvana Ganatantra Party | 1 | 0 | 1460 | 0.01% | |||||
| Indian Justice Party | 15 | 0 | 20227 | 0.08% | |||||
| Indian Union Muslim League | 1 | 0 | 758 | 0.00% | |||||
| Jai Hind Party | 1 | 0 | 1467 | 0.01% | |||||
| Jai Jawan Jai Kisan Mazdoor Congress | 7 | 0 | 6695 | 0.03% | |||||
| Janata Party | 2 | 0 | 1071 | 0.00% | |||||
| Janhit Samaj Party | 4 | 0 | 4770 | 0.02% | |||||
| Jawan Kisan Morcha | 5 | 0 | 2705 | 0.01% | |||||
| Jharkhand Disom Party | 10 | 0 | 18717 | 0.08% | |||||
| Kamjor Varg Sangh, Bihar | 1 | 0 | 1529 | 0.01% | |||||
| Kosi Vikas Party | 1 | 0 | 19267 | 0.08% | |||||
| Krantikari Samyavadi Party | 8 | 0 | 10327 | 0.04% | |||||
| Lok Dal | 3 | 0 | 1496 | 0.01% | |||||
| Lok Sewa Dal | 3 | 0 | 1807 | 0.01% | |||||
| Lokpriya Samaj Party | 3 | 0 | 3438 | 0.01% | |||||
| Loktantrik Samajwadi Party | 1 | 0 | 1774 | 0.1% | |||||
| Marxist Communist Party of India | 3 | 0 | 3420 | 0.01% | |||||
| National Loktantrik Party | 5 | 0 | 4003 | 0.02% | |||||
| Constituency | Winner | Runner Up | Margin | |||||||
| # | Name | Candidate | Party | Votes | Candidate | Party | Votes | |||
| West Champaran district | ||||||||||
| 1 | Dhanaha | Rajesh Singh | RJD | |||||||
| 2 | Bagaha (SC) | Purnmasi Ram | JDU | |||||||
| 3 | Ramnagar | Chandra Mohan Rai | BJP | |||||||
| 4 | Shikarpur (SC) | Subodh Kumar | NCP | |||||||
| 5 | Sikta | Dilip Varma | SP | |||||||
| 6 | Lauriya | Pradeep Singh | JDU | |||||||
| 7 | Chanpatia | Satish Chandra Dubey | BJP | |||||||
| 8 | Bettiah | Renu Devi | BJP | |||||||
| 9 | Nautan | Baidyanath Prasad Mahto | JDU | |||||||
| East Champaran district | ||||||||||
| 10 | Raxaul | Ajay Kumar Singh | BJP | |||||||
| 11 | Sugauli | Vijay Prasad Gupta | RJD | |||||||
| 12 | Motihari | Pramod Kumar | BJP | |||||||
| 13 | Adapur | Shyam Bihari Prasad | JDU | |||||||
| 14 | Dhaka | Awaneesh Kumar Singh | BJP | |||||||
| 15 | Ghorasahan | Laxmi Narayan Yadav | RJD | |||||||
| 16 | Madhuban | Rana Randhir | RJD | |||||||
| 17 | Pipra (SC) | Krishnanandan Paswan | BJP | |||||||
| 18 | Kesaria | Obaidullah | JDU | |||||||
| 19 | Harsidhi | Awadhesh Kushwaha | LJP | |||||||
| 20 | Govindganj | Meena Dwivedi | JDU | |||||||
| Gopalganj district | ||||||||||
| 21 | Kateya | Amrendra Pandey | BSP | |||||||
| 22 | Bhore (SC) | Anil Kumar | RJD | |||||||
| 23 | Mirganj | Ramsewak Kushwaha | JDU | |||||||
| 24 | Gopalganj | Reyazul Haque | BSP | |||||||
| 25 | Barauli | Rampravesh Rai | BJP | |||||||
| 26 | Baikunthpur | Deo Dutt Prasad Yadav | RJD | |||||||
| Siwan district | ||||||||||
| 27 | Basantpur | Manik Chand Rai | RJD | |||||||
| 28 | Goriakothi | Bhumendra Naraian Singh | BJP | |||||||
| 29 | Siwan | Awadh Bihari Choudhary | RJD | |||||||
| 30 | Mairwa (SC) | Satyadeo Ram | CPIMLL | |||||||
| 31 | Darauli | Amar Nath Yadav | CPIMLL | |||||||
| 32 | Ziradei | Azazul Haque | RJD | |||||||
| 33 | Maharajganj | Damodar Singh | JDU | |||||||
| 34 | Raghunathpur | Jagmato Devi | Ind | |||||||
| Saran district | ||||||||||
| 35 | Manjhi | Gautam Singh | JDU | |||||||
| 36 | Baniapur | Manoranjan Singh | LJP | |||||||
| 37 | Masrakh | Tarkeshwar Singh | Ind | |||||||
| 38 | Taraiya | Janak Singh | LJP | |||||||
| 39 | Marhaura | Lal Babu Rai | Ind | |||||||
| 40 | Jalalpur | Janardan Singh Sigriwal | BJP | |||||||
| 41 | Chapra | Ram Pravesh Rai | JDU | |||||||
| 42 | Garkha (SC) | Raghunandan Manjhi | Ind | |||||||
| 43 | Parsa | Chandrika Roy | RJD | |||||||