The elections to the 13th Nagaland State Legislative Assembly was held on 27th February 2018 in 59 out of its 60 constituencies, with one member elected unopposed. The counting of votes took place on 3rd March 2018. The incumbent Naga People's Front (NPF) lost the elections, while Chief minister T. R. Zeliang retained his seat. Former NPF leader, Neiphiu Rio joined the Nationalist Democratic Progressive Party (NDPP) before the elections. Subsequently, with two-thirds majority in the assembly, the NDPP-Bharatiya Janata Party alliance formed the government with Rio as the new Chief Minister of Nagaland.