Alandur (Constituency No. 28) in Chennai district is one of Tamil Nadu’s most urbanized and rapidly growing regions. In the 2021 election, DMK’s T.M. Anbarasan won with 116,785 votes, while ADMK’s B Valarmathi finished second with 76,214 votes. In 2016, DMK’s TM Anbarasan had also won the seat with 96,877 votes, with ADMK’s S. Ramachandran coming in second with 77,708 votes.