Seat data is not available for this selection.
| Sno. | Constituency | Type | State | Winning Candidate | Party | Electors | Votes | Turnout | Margin | Margin% | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 42-Valmiki Nagar | GEN | Bihar | Baidyanath Prasad Mahto | Janata Dal (United) | 1641701 | 1032090 | 65.00% | 354616 | 34.40% | 2019 |
| 2 | 43-Paschim Champaran | GEN | Bihar | Dr. Sanjay Jaiswal | Bharatiya Janata Party | 1606271 | 1012936 | 65.90% | 293906 | 29.00% | 2019 |
| 3 | 44-Purvi Champaran | GEN | Bihar | Radha Mohan Singh | Bharatiya Janata Party | 1631187 | 999400 | 62.70% | 293648 | 29.40% | 2019 |
| 4 | 45-Sheohar | GEN | Bihar | Rama Devi | Bharatiya Janata Party | 1660635 | 1004559 | 60.90% | 340360 | 33.90% | 2019 |
| 5 | 46-Sitamarhi | GEN | Bihar | Sunil Kumar Pintu | Janata Dal (United) | 1738001 | 1038849 | 60.40% | 250539 | 24.10% | 2019 |
| 6 | 47-Madhubani | GEN | Bihar | Ashok Kumar Yadav | Bharatiya Janata Party | 1780846 | 963708 | 54.40% | 454940 | 47.20% | 2019 |
| 7 | 48-Jhanjharpur | GEN | Bihar | Ramprit Mandal | Janata Dal (United) | 1835089 | 1060562 | 58.30% | 322951 | 30.50% | 2019 |
| 8 | 49-Supaul | GEN | Bihar | Dileshwar Kamait | Janata Dal (United) | 1680576 | 1110805 | 66.70% | 266853 | 24.00% | 2019 |
| 9 | 50-Araria | GEN | Bihar | Pradeep Kumar Singh | Bharatiya Janata Party | 1469717 | 1169630 | 81.00% | 137241 | 11.70% | 2019 |
| 10 | 51-Kishanganj | GEN | Bihar | Dr. Mohammad Jawed | Indian National Congress | 1652940 | 1101603 | 67.80% | 34466 | 3.10% | 2019 |
| 11 | 52-Katihar | GEN | Bihar | Dulal Chandra Goswami | Janata Dal (United) | 1645713 | 1117734 | 69.20% | 57203 | 5.10% | 2019 |
| 12 | 53-Purnia | GEN | Bihar | Santosh Kumar | Janata Dal (United) | 2055471 | 1153940 | 57.00% | 263461 | 22.80% | 2019 |
| 13 | 54-Madhepura | GEN | Bihar | Dinesh Chandra Yadav | Janata Dal (United) | 1874003 | 1147274 | 63.30% | 301527 | 26.30% | 2019 |
| 14 | 55-Darbhanga | GEN | Bihar | Gopal Jee Thakur | Bharatiya Janata Party | 1644671 | 964996 | 59.90% | 267979 | 27.80% | 2019 |
| 15 | 56-Muzaffarpur | GEN | Bihar | Ajay Nishad | Bharatiya Janata Party | 1710868 | 1058086 | 62.40% | 409988 | 38.70% | 2019 |
| 16 | 57-Vaishali | GEN | Bihar | Veena Devi (W/o Dinesh Prasad Singh) | Lok Jan Shakti Party | 1721658 | 1074730 | 63.00% | 234584 | 21.80% | 2019 |
| 17 | 58-Gopalganj | SC | Bihar | Dr. Alok Kumar Suman | Janata Dal (United) | 1832200 | 1024876 | 58.80% | 286434 | 27.90% | 2019 |
| 18 | 59-Siwan | GEN | Bihar | Kavita Singh | Janata Dal (United) | 1780670 | 984810 | 55.80% | 116958 | 11.90% | 2019 |
| 19 | 60-Maharajganj | GEN | Bihar | Janardan Singh 'sigriwal" | Bharatiya Janata Party | 1793406 | 972703 | 55.50% | 230772 | 23.70% | 2019 |
| 20 | 61-Saran | GEN | Bihar | Rajiv Pratap Rudy | Bharatiya Janata Party | 1655736 | 941656 | 58.60% | 138429 | 14.70% | 2019 |
| 21 | 62-Hajipur | SC | Bihar | Pashu Pati Kumar Paras | Lok Jan Shakti Party | 1810137 | 1006817 | 57.00% | 205449 | 20.40% | 2019 |
| 22 | 63-Ujiarpur | GEN | Bihar | Nityanand Rai | Bharatiya Janata Party | 1588209 | 969284 | 61.90% | 277278 | 28.60% | 2019 |
| 23 | 64-Samastipur | SC | Bihar | Ramchandra Paswan | Lok Jan Shakti Party | 1655671 | 1019025 | 63.70% | 251643 | 24.70% | 2019 |
| 24 | 65-Begusarai | GEN | Bihar | Giriraj Singh | Bharatiya Janata Party | 1942769 | 1225594 | 64.10% | 422217 | 34.40% | 2019 |
| 25 | 66-Khagaria | GEN | Bihar | Choudhary Mehboob Ali Kaiser | Lok Jan Shakti Party | 1653928 | 966813 | 58.90% | 248570 | 25.70% | 2019 |
| 26 | 67-Bhagalpur | GEN | Bihar | Ajay Kumar Mandal | Janata Dal (United) | 1811980 | 1042518 | 59.30% | 277630 | 26.60% | 2019 |
| 27 | 68-Banka | GEN | Bihar | Giridhari Yadav | Janata Dal (United) | 1687940 | 995806 | 59.40% | 200532 | 20.10% | 2019 |
| 28 | 69-Munger | GEN | Bihar | Rajiv Ranjan Singh Alias Lalan Singh | Janata Dal (United) | 1870993 | 1036268 | 55.90% | 167937 | 16.20% | 2019 |
| 29 | 70-Nalanda | GEN | Bihar | Kaushlendra Kumar | Janata Dal (United) | 1809760 | 1031286 | 57.50% | 256137 | 24.80% | 2019 |
| 30 | 71-Patna Sahib | GEN | Bihar | Ravi Shankar Prasad | Bharatiya Janata Party | 2136800 | 982285 | 46.20% | 284657 | 29.00% | 2019 |
| 31 | 72-Pataliputra | GEN | Bihar | Ram Kripal Yadav | Bharatiya Janata Party | 1909112 | 1077749 | 56.80% | 39321 | 3.60% | 2019 |
| 32 | 73-Arrah | GEN | Bihar | R. K. Singh | Bharatiya Janata Party | 2055316 | 1080684 | 53.60% | 147285 | 13.60% | 2019 |
| 33 | 74-Buxar | GEN | Bihar | Ashwini Kumar Choubey | Bharatiya Janata Party | 1806004 | 986861 | 55.60% | 117609 | 11.90% | 2019 |
| 34 | 75-Sasaram | SC | Bihar | Chhedi Paswan | Bharatiya Janata Party | 1771935 | 974749 | 56.10% | 165745 | 17.00% | 2019 |
| 35 | 76-Karakat | GEN | Bihar | Mahabali Singh | Janata Dal (United) | 1759358 | 868798 | 50.60% | 84542 | 9.70% | 2019 |
| 36 | 77-Jahanabad | GEN | Bihar | Chandeshwar Prasad | Janata Dal (United) | 1573907 | 822065 | 54.00% | 1751 | 0.20% | 2019 |
| 37 | 78-Aurangabad | GEN | Bihar | Sushil Kumar Singh | Bharatiya Janata Party | 1737821 | 941595 | 55.50% | 72607 | 7.70% | 2019 |
| 38 | 79-Gaya | SC | Bihar | Vijay Kumar | Janata Dal (United) | 1698772 | 957248 | 58.10% | 152426 | 15.90% | 2019 |
| 39 | 80-Nawada | GEN | Bihar | Chandan Singh | Lok Jan Shakti Party | 1892017 | 942462 | 51.70% | 148072 | 15.70% | 2019 |
| 40 | 81-Jamui | SC | Bihar | Chirag Kumar Paswan | Lok Jan Shakti Party | 1709356 | 949137 | 57.80% | 241049 | 25.40% | 2019 |