Following the footsteps of the trend of other places of India, the eminent demographers have worked diligently in order to inform people about the demographical scenario of this Kannamangalam town. After conducting a handful of surveys they have achieved success of depicting data on population, literacy rate etc. In this regard one needs to emphasize the contribution of the Census report of a particular year. It has been issued forth in the year 2001 thereby narrating certain demographical data. Thus the total population of Kannamangalam has been enumerated to be 7297.
A remarkable observation about this Kannamangalam town has been done by the demographers who have worked here. Unlike many other places in India, in Kannamangalam, the number of females are more in number than males . The individual populace of males and females has proved this fact. Thus out of the total population males comprise of 49 percent while the populace of female is 51 percent. In Kannamangalam town, 10 percent of the total population is below six years of age.
Whether a town is developed or town is deciphered by consulting the literacy rate of that particular town. Since Kannamangalam gauges an average literacy rate of 75 percent, which is much higher than that of the entire one can deduce that development has occurred here. 59.5 percent is the average literacy rate of India. Out of it, male literacy rate constitutes of 83 percent. Also 67 percent is the rate of female literacy.