| Name of the Candidate | Party Name | Results |
| RAM NARAYAN MANDAL | Bharatiya Janata Party | WON 52379 |
| ZAFRUL HODA | Rashtriya Janata Dal | 48649 |
| AJIT KUMAR SINGH | Bahujan Samaj Party | 16548 |
| MANOJ SINGH | Independent | 5191 |
| DIGAMBAR MANDAL | Independent | 4071 |
| MAKHAN YADAV | Independent | 2018 |
| RAJENDRA RAY | Independent | 1579 |
| UMAKANT YADAV | Bhartiya Dalit Party | 1240 |
| RENU KUMARI | Communist Party of India (Marxist-Leninist) (Liberation) | 679 |
| ABDUL KADIR | Independent | 594 |
| RAKESH RANJAN | Garib Janta Dal (Secular) | 577 |
| None of the Above | None of the Above | 3004 |
| AC No | Category | Poll Phases | Last Date of Nominations | Date of Polls | Result |
| 161 | GEN | Phase I | Sep 23rd 2015 | Oct 12th 2015 | Nov 8th 2015 |
Banka legislative assembly seat is part of Banka lok sabha constituency.Banka comprises CD Blocks Barahat & Banka. There are a total of 2,21,516 eligible voters amongst all the voters in the constituency, 1,16,460 are males and 1,05,056 are females.
One of the five assembly constituencies located in the district of the same name, Banka is currently held by Ram Narayan Mandal of the BJP who wrested the seat from the Rashtriya Janata Dal (RJD) by defeating its candidate Iqubal Hussain Ansari by a margin of 711 votes in a byepoll held on 21st August in 2014 necessitated due to the joining the JD (U) by the sitting RJD MLA Javed Iqbal Ansari who resigned the seat. Javed Iqbal Ansari is currently the tourism minister in Nitish Kumar government.
Out of the ten assembly seats that went to the polls in the bye-elections which took place after the Lok Sabha elections, the BJP won four whereas the RJD and the JD (U) was victorious on 3 and 2 seats respectively. The Congress won one seats. It is pertinent to note that the RJD and JD (U) had contested from four constituencies each while the Congress had fielded its candidates in two seats. The BJP had contested nine seats while its alliance partner the LJP contested Parbatta.
In the last general assembly elections to the Bihar legislative assembly in 2010, Banka, which borders Jharkhand, was won by Javed Iqbal Ansari who had defeated Ram Narayan Mandal, then the BJP sitting MLA, by a margin of 2410 votes.
In that election, while 29047 voters were polled in favour of Javed Iqbal Ansari, Ram Narayan Mandal had received 26637 votes. While Ram Narayan Mandal had claimed the seat in 1990, 2000 and October/November elections in 2005 on the ticket of the BJP, Javed Iqbal Ansari had emerged victorious in 1995 and February elections in 2005 as the nominees of the Janata Dal and the RJD. In 2000, Ram Narayan Mandal’s earest rival was Iqubal Hussain Ansari who entered the fray on the ticket of the RJD.
Banka is one of the six assembly segments the combination of which goes on to create the parliamentary constituency of the same name which is currently represented by of Jay Prakash Narayan Yadav of the RJD who won it by defeating the sitting MP Putul Kumari in 2014 Lok Sabha elections by a margin of 10144 votes.
Other assembly segments located in the Lok Sabha constituency of Banka are Belhar, Amarpur, Dhoraiya, Katoria and Sultanganj.
It was peaceful polling in the first phase of Bihar assembly election in which voters in 49 assembly constituencies exercised their franchise on Oct 12. The voter turnout recorded until 4 pm in Banka 51.43%.
The Banka district administration faces a daunting task as more than 500 polling booths fall in the Maoist-hit areas. There are 1,321 polling booths in the district and Maoist threat looms large over more than 40% of them. The district goes to the polls on October 12.The district election and local administration officials have also sent a report about the Maoist threat requesting the Election Commission to reduce the polling period by at least one hour. The normal polling period is from 7am to 5pm whereas the district administration wants it between 7am and 4pm only.