Polur is a state assembly constituency in Tiruvannamalai district of Tamil Nadu, India. Its State Assembly Constituency number is 66. It comprises portions of the Chetpet, Pernamallur, Kalambur and Polur towns and unions. Polur is a part of Arani Lok Sabha constituency for national elections to the Parliament of India. It is one of the 234 State Legislative Assembly Constituencies in Tamil Nadu, in India.