For identifying the true characteristics of a town or city, multitudes of demographers have conducted surveys, which made it possible for them to collect several demographical facts and thus inferred reports accordingly. Especially the Census report that has been brought out in the year 2001 is significant. According to this report, the total population of Koothappar has been enumerated to be 17,061. Following the trend of many of Indian places in Koothappar too both male and female residents are in equal proportion. In other words, male populace constitutes 50 %, while the population of females also is the same. In Koothappar, 7 % of the population is below six years of age.
A yardstick for gauging growth of a town, literacy rate, also has been regarded as vital information about this town of Koothappar. Since the average literacy rate of Koothappar measured a higher percentage than India, it led one to conclude that it is more or less developed. The average literacy rate of Koothappar constitutes 87 %, which is even higher than 59.5 %, the average literacy rate of India. Specifications about male and female literacy rates are significant. Male literacy rate constitutes 91 %, while the rate of female literacy is 84 %. This proves that Koothappar residents are oriented to education and learning.