Esanatham is a village in Tamil Nadu, India. It is part of Karur District and surrounded by villages of the Dindigul District.
According to the 2011 census of India, Esanatham had a population of 5311 consisting of 1490 households. The male population was 2604 and the female population 2707 with 8.81% of the population aged six or under. The literacy rate was 75.12%, which was lower than the state average of 80.09%. Literacy stood at 86.31% for men and 64.55% for women. The child sex ratio was 857, as compared to the state ratio of 943.
820 of the population were members of a Scheduled Caste (SC).
2708 residents of Esanatham were engaged in work activities.