Eruvadi is a small beautiful village in the Tirunelveli district of Tamil Nadu. Surrounded by many hills as well as paddy and banana fields, it is a peaceful and calm village. Nanguneri and Vallioor are the nearby towns. The main activities of this village are farming and business.
Nambi River, which originated from Nambi malai flows through Eruvadi. As of the 2001 census report, Eruvadi had a population of 14,715 inhabitants. Males constitute 46% of the population and females constitute 54% of the population. In Eruvadi, 11% of the population is less than six years of age. Eruvadi has an average literacy rate of 79%, which is much higher than the national average literacy rate of 59.5%. The male literacy rate is 82% while the female literacy rate is 76%.