As of 2001 India census, Sendamangalam had a population of 18,085.
Males constitute 50% of the population and females 50%.
Sendamangalam has an average literacy rate of 64%, higher than the national average of 59.5%: male literacy is 73%, and female literacy is 56%.
In Sendamangalam, 9% of the population is under 6 years of age.
As of 2001 India census, Sendamangalam had a population of 18,085. Males constitute 50% of the population and females 50%. Sendamangalam has an average literacy rate of 64%, higher than the national average of 59.5%: male literacy is 73%, and female literacy is 56%. In Sendamangalam, 9% of the population is under 6 years of age.
Sendamangalam taluk