| Bihar Lok Sabha | ||
| Constituency | NDA Alliances (BJP+JDU+LJP) Candidates | UPA (Congress+RJD+HAM+RLSP+VIP ) Candidates |
| Aurangabad | Susheel Kumar Singh (BJP) (Won) | Upender Prasad (HAM) |
| Gaya | Vijay Kumar Manjhi (JDU) (Won) | jitan ram manjhi (HAM) |
| Nawada | Chandan Kumar (LJP) (Won) | Vibha Devi (RJD) |
| Jamui | Chirga Kumar Pawan (LJP) (Won) | Bhudeo Chaudhary (RLSP) |
| Kishanganj | Mahmood Ashraf (JDU) | Mohammad Javed (Congress) (Won) |
| Katihar | Dular Chand Goswami (JDU) (Won) | Tariq Anwar (Congress) |
| Purnia | Santosh Kumar Kushwah (JDU) (Won) | Uday Singh (Congress) |
| Bhagalpur | Ajay Kumar Mandal (JDU) (Won) | Bulo Mandal (RJD) |
| Banka | Girdhari Yadav (JDU) (Won) | Jai Prakash Yadav (RJD) |
| Jhanjharpur | Ram Preet Mandal (JDU) (Won) | Gulab Yadav (RJD) |
| Supaul | Dileshwar Kamnath (JDU) (Won) | Smt Ranjeet Ranjan (Congress) |
| Araria | Pradeep Singh (BJP) (Won) | Sarfarz Alam (RJD) |
| Madhepura | Dinesh Chndra Yadav (JDU) (Won) | Sharad Yadav (RJD) |
| Khagaria | Mehboob Ali Kaiser(LJP) (Won) | Mukesh Sahani (VIP) |
| Darbhanga | Gopal Ji Thakur (BJP) (Won) | Abdul Bari Siddiqui (RJD) |
| Ujiarpur | Nityanand Rai (BJP) (Won) | Upendra Kushwaha (RLSP) |
| Samastipur | Ram Chandra Paswan(LJP) (Won) | Dr. Ashok Kumar (Congress) |
| Begusarai | Giriraj Singh (BJP) (Won) | Tanveer Hasan (RJD) |
| Munger | Rajiv Ranjan Singh Lalan Singh(JDU) (Won) | Smt. Neelam Devi (Congress) |
| Sitamarhi | Sunil Kumar Pintu (JDU) (Won) | Arjun Rai (RJD) |
| Madhubani | Ashok Kumar Yadav (BJP) (Won) | Badrinath Purve (VIP) |
| Muzaffarpur | Ajay Nishad (BJP) (Won) | Raj Bhushan Choudhary (VIP) |
| Saran | Rajiv Pratap Rudy (BJP) (Won) | Chandrika Rai (RJD) |
| Hajipur | Pashupati Kumar Paras (LJP) (Won) | Shiv Chancier Ram (RJD) |
| Valmiki Nagar | Baidyanath Prasad Mahto (JDU) (Won) | Shashwat Kedar (Congress) |
| Paschim Champaran | Dr. Sanjay Jaiswal (BJP) (Won) | Brajesh kumar Kushwaha (INC) |
| Purvi Champaran | Radha Mohan Singh (BJP) (Won) | Akash Kumar Singh (INC) |
| Sheohar | Smt. Rama Devi (BJP) (Won) | Syed fasal ali (INC) |
| Vaishali | Veena Devi (LJP) | Raghuvansh Babu (RJD) |
| Gopalganj | Dr Alok Kumar Sumen (JDU) (Won) | Surender Ram urf Mahant (RJD) |
| Siwan | Kavita Singh (JDU) (Won) | Heena Sahab (RJD) |
| Maharajganj | Janardan Singh Sigriwal (BJP) (Won) | Randhir Singh (RJD) |
| Nalanda | Kaushlendra Kumar (JDU) (Won) | Ashok Kumar Azad Chandervanshi (VIP) |
| Patna Sahib | Ravi Shankar Prasad (BJP) (Won) | Shatrughan Sinha (INC) |
| Pataliputra | Ram Krapal Yadav (BJP) (Won) | Misa Bharti (RJD) |
| Arrah | Rajkumar Singh (BJP) (Won) | Raju Yadav (Kerala Congress) |
| Buxar | Ashwini Kumar Choubey (BJP) (Won) | Jagdananad Singh (RJD) |
| Sasaram | Chedi Paswan (BJP) (Won) | Smt. Meira Kumar (Congress) |
| Karakat | Mahabali Singh (JDU) (Won) | Upendra Kushwaha (RLSP) |
| Jahanabad | chandeshwar prasad chandravanshi (JDU) (Won) | Surender Yadav (RJD) |
The National Democratic Alliance (NDA) has won 39 seats out of the 40 Lok Sabha seats in Bihar.
The State of Bihar is located in Eastern India. This is the thirteenth largest state in India in terms of size and third largest in terms of population. Bihar shares its borders with Uttar Pradesh, Nepal, West Bengal and Jharkhand. The total number of eligible voters in the state as per the electoral rolls is 7,07,43,593 among whom, the males are 3,74,41,954 and females are 3,32,99,233.
The state of Bihar gave 22 Lok Sabha seats to the BJP during 2014 general elections. LJP won 6 seats and RJD had 4 seats during these elections with other parties securing 8 places. During 2009 general elections, the JD (U) got 20 seats leaving BJP with 12 seats, RJD with 4 places and other parties with 4 constituencies. RJD’s performance in the Lok Sabha elections 2004 was good as the party bagged 22 seats leaving 6 places for JD (U), 5 seats for BJP and 7 places for other candidates.
Bihar has a total number of 40 Lok Sabha constituencies. The reserved constituencies of the state are 6 that are earmarked for the scheduled castes. The state of Bihar can also represent 16 Rajya Sabha members. The number of assembly constituencies in the state are 244. The state voted for its last assembly elections in 2015. During the Lok Sabha elections 2019, Bihar went for polling in 7 phases.