The estimated voter turnout in the Radhapuram Assembly constituency, located in Tirunelveli district, Tamil Nadu, is 15.4% as of 9:00 AM on April 23, 2026. This turnout is lower than the state-wide average of approximately 17.69% for the ongoing Tamil Nadu Assembly elections. A total of 2,44,480 electors are eligible to vote in this constituency, which is categorized as General in terms of reservation status. The constituency has a history of varying voter turnout, with 68.08% in the 2021 elections, 71.49% in 2016, and 71.25% in 2011. In the previous election, M Appavu of the Dravida Munnetra Kazhagam (DMK) won the seat, defeating I S Inbadurai of the All India Anna Dravida Munnetra Kazhagam (AIADMK) by a margin of 5,925 votes. The Radhapuram constituency is part of the Tirunelveli Lok Sabha constituency and is one of the 234 Assembly constituencies in Tamil Nadu.