Udumalaipettai

There were a total of 228524 registered voters on the electoral rolls for the 2026 Assembly election in Udumalaipettai Assembly constituency, of whom 109103 were male, 119396 female and 25 belonged to the third gender.

In the 2021 Assembly elections, there were a total of 269728 registered voters, of whom 130278 were male, 139428 female and 22 belonged to the third gender. In the 2016 Assembly elections, there were a total of 248679 registered voters, of whom 121494 were male, 127165 were female and 20 belonged to the third gender. In 2011 elections, there were a total of 200450 registered voters in this constituency, of whom 100346 were male, 100104 were female and 0 belonged to the third gender.

The number of service voters in this Assembly constituency was 32 in 2021, 64 in 2016, and 64 in 2011.

The electorate gender ratio (number of female voters per 1000 male voters) in this constituency in 2026 was 1094, in 2021 it was 1070, 1047 in 2016, and 998 in 2011.

Udumalaipettai Assembly constituency will go to the polls in Phase 1 of the 2026 Tamil Nadu Assembly elections on Thursday, April 23, 2026. The counting of votes will take place on Monday, May 4, 2026.

In the 2021 state Assembly elections, this seat voted in Phase 1 on Tuesday, April 6, 2021 and the results were declared on Sunday, May 2, 2021.

In the 2016 state Assembly elections, this seat voted in Phase 1 on Monday, May 16, 2016 and the results were declared on Thursday, May 19, 2016.

In the 2011 polls, this constituency voted in Phase 1 on Wednesday, April 13, 2011 and the results were declared on Friday, May 13, 2011.

Udumalaipettai Assembly constituency comprises the following areas of Tiruppur district in the West region of Tamil Nadu: Udumalaipettai Taluk (Part) Kosavampalayam, Veedampatti, Moongiltholuvu, Amandakadavu, Kuppampalayam, Periapatti, Poolavadi, Athukinathupatti, Kondampatti, Anikkadavu, Virugalpatti, Iluppanagaram, Kongalnagaram, Pudupalayam, Pannaikinar, Dhoddampatti, Gudimangalam, Somavarapatti, Vadugapalayam, Periakottai, Udumalpet, Kurunjeri, Chinnaveerampatti, Kottamangalam, Ponneri, Vagatholuvu and Pukkulam villages. Udumalaipettai (M). Pollachi Taluk (Part) Seelakkampatti, Nallampalli, S. Malayandipatnam, Gomangalam, Gomangalampudur, Sinjuvadi, Koolanaickenpatti, Kolarpatti, Kanjampatti, Thenkumarapalayam, Veeralpatti, Thondamuthur, Dhalavaipalayam, S. Ponnapuram, Unjavelampatti, Solapalayam, Z. Kottampatti, Kondegoundenpalayam, Mulanur, Avaleppampatti, Gollapatti, A. Nagoor, Poosaripatti, Boligoundenpalayam, Eripatti, Thippampatti, Kallipatti, Makkinampatti, Nathukkalpalayam and Palayur villages. Samathur (TP), Chinnampalayam (CT), Suleeswaranpatti (TP) and Zamin Uthukuli (TP).

This constituency covers an approximate area of 594 square kilometers and the geographic coordinates of Udumalaipettai is: 10°40'03.4"N 77°08'15.0"E.

According to data released by the Election Commission of India, In 2021, this seat registered a turnout of 71.31%, while it was 73.69% in 2016, and 78.32% in 2011.

In the 2021 Tamil Nadu Assembly elections, Radhakrishnan K of AIADMK won in this constituency beating Thennarasu K of INC by a margin of 21895 votes which was 11.35% of the total votes cast. In 2016, Radhakrishnan. K of AIADMK was the winner in this seat beating Muthu. Mu. Ka of DMK by a margin of 5687 votes which was 3.11% of the total votes polled in the constituency. In the 2011 Assembly elections, Pollachi Jayaraman. V of AIADMK won this seat defeating Ilamparrithi. T of KNMK by a margin of 44560 votes which was 28.41% of the total votes polled for the seat.

In the 2021 Tamil Nadu Assembly elections, Radhakrishnan K of AIADMK had a vote share of 50.23% in this seat. In the 2016 Assembly elections, Radhakrishnan. K of AIADMK got a vote share of 44.73% , In the 2011 Assembly elections, Pollachi Jayaraman. V of AIADMK got a vote share of 60.87% in Udumalaipettai.