Nirsa seat is also included in the 81 assembly seats of Jharkhand. Last Assembly Election held in 2014 where total vote percentage was 68.2%. The total number of voters were 294847, out of which male voters were 157444 and female voters were 137403. Incumbent MLA ARUP CHATTERJEE contested from MCO party and got 51581 votes from total votes polled and won the election.