The Killiyoor Assembly Constituency in Kanniyakumari district, Tamil Nadu, will participate in the upcoming 2026 Assembly elections with a total of 243,837 voters. The Election Commission of India has announced a diverse lineup of candidates, including Nivin Simon J from the Bharatiya Janata Party (BJP), Rajesh Kumar S from the Indian National Congress (INC), and Justin T from the Indian Christian Front (ICF), among others. The constituency is reserved for the General category, with 2.38% of the population belonging to the Scheduled Caste community and 0.09% to the Scheduled Tribe community. The literacy rate in Killiyoor stands at 92.14% according to the 2011 Census. Voting is scheduled for April 23, 2026, with counting of votes to take place on May 4, 2026. In the previous elections held in 2021, the Dravida Munnetra Kazhagam (DMK)-led Secular Progressive Alliance secured 159 out of 234 seats, while the All India Anna Dravida Munnetra Kazhagam (AIADMK)-led National Democratic Alliance won 75 seats.