Tapioca is a starch extracted from the storage roots of the tapioca plant. Tapioca is a staple food for millions of people in tropical countries. An attempt has been made in this study to examine the economic analysis of cost and return per hectare and input output ratio of tapioca in Namakkal district of Tamilnadu. The study made use of a multistage sampling and random sampling technique to select 110 respondents among those selected villages. Data for the study were collected with the aid of a well- structured questionnaires. Data collected were analysed using tabulation method along with required statistical tool. The production of tapioca has increased largely due to productivity increase and increase in the area under the crop. Resource use structure in tapioca was found to be varied among the size groups.

Keywords : Tapioca, Cost and Return, Input Output Ratio.