P K Sekarbabu of DMK won the Harbour Assembly constituency (Chennai district, Chennai & Suburbs) in the Tamil Nadu 2026 election, taking 45.43% of 99,622 votes cast. The winning margin over Sinora P S Ashok (TVK) was 11,750 votes, or 11.79 percentage points. DMK held the seat it won here in 2021.

DMK
Winning party
45.43%
Winner vote share
11,750
Margin (11.79%)
DMK → DMK
2021 → 2026 winner

Full candidate results, Harbour 2026

#CandidatePartyVotesVote %
1P K Sekarbabu WinnerDMK45,254
2Sinora P S Ashok 2ndTVK33,504
3R ManoharADMK17,256
4R Fouzan ShariffNTK1,607
5NotaNOTA600
6Sivalingam AshokIND291
7M SureshBahujan Samaj Party232
8Sankar AIND197
9Babu SinghIND108
10Ashok KumarIND76
11G VisuIND73
12S GaneshIND65
13K E ManoharIND56
14T VijayarajIND53
15P VijayakumarIND46
16J M NiraimozhiIND34
17A NepolianIND30
18J ShanmugapriyanIND28
19V JagadeesanIND26
20D KabilanIND22
21R DineshIND20
22M KalaiventhanIND18
23S VeerabathranIND16
24I VinodIND10

How Harbour compares to 2021

YearWinning candidatePartyVote share
2021SEKARBABU. P.KDMK58.35%
2026P K SEKARBABUDMK45.43%

The same party retained the seat, a swing of -12.92 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.