Jayakumar M. of DMK won the Udumalaipettai Assembly constituency (Tiruppur district, Kongu (West)) in the Tamil Nadu 2026 election, taking 33.67% of 203,575 votes cast. The winning margin over Radhakrishnan K. (ADMK) was 2,882 votes, or 1.42 percentage points. The seat flipped from ADMK to DMK since 2021.

DMK
Winning party
33.67%
Winner vote share
2,882
Margin (1.42%)
ADMK → DMK
2021 → 2026 winner

Full candidate results, Udumalaipettai 2026

#CandidatePartyVotesVote %
1Jayakumar M. WinnerDMK68,549
2Radhakrishnan K. 2ndADMK65,667
3Sankar K.TVK59,831
4Ram Kumar M.NTK6,702
5NotaNOTA1,149
6Padmendraprakash A.IND470
7Mahendran A.IND322
8Umar Ali D.IND315
9Ramasamy S.IND227
10Kalimuthu S.IND135
11Ganesh S.IND124
12Elsy C.IND84

How Udumalaipettai compares to 2021

YearWinning candidatePartyVote share
2021Radhakrishnan,K.ADMK49.85%
2026JAYAKUMAR M.DMK33.67%

The seat changed hands, a swing of -16.18 percentage points in the winning vote share.

This page is part of the full Tamil Nadu 2026 election results set. Explore every seat, party efficiency, regional swing and demographics in the TN 2026 Explorer. For the wider story, see TVK’s debut mapped, the incumbents who lost, and how DMK collapsed.