Perambalur is a municipality town in the state of Tamil Nadu . It is the administrative headquarters of Perambalur district and Perambalur Taluk (Sub-District). Perambalur is the central town of Tamil Nadu. Perambalur district is bounded on the North by Cuddalore and Salem, South by Trichy, East by Ariyalur, West by Trichy and Salem. As of 2011 census, the town had a population of 49,648. There are a set of 11th century Buddhists images around the villages of Perambalur called Perambalur Buddhas.