Sengottai is a municipality in the Tirunelveli district, of Tamil Nadu, India. Spread over an area of 2.68 square kilometers with a population of over 26,838, the economy of the town revolves around the cultivation of rice. The word Sengottai means red fort in Tamil. There is fort like structure on the entrance of this town. Sengottai is also spelt as Chenkottai, and other similarly-pronounced variants, and is roughly 8km from the Courtallam waterfalls. , the town had a population of 26,823.