The study examined the constraints and prospects of plantain marketing in Owo Local Government Area of Ondo State, Nigeria. The factors considered include socio-economic characteristics of plantain marketers, marketing channels, costs and returns, constraints and prospects of plantain marketing. Multistage sampling technique was used to select 75 plantain marketers. Primary data were collected using a wellstructured questionnaire. The data were analysed using descriptive statistics and budgetary analysis. The results showed that 70.7% of the respondents were female and married. They were between 31and 40years (37.3%) and had at least secondary education (52.0%). Thirty seven percent (37.3%) of the respondents sold their plantain to retailers, 30.7% of them sold to final consumers, 28.0% sold to wholesalers and the remaining 4.0% sold theirs to processors. The results further revealed that plantain market in the study area is a perfect competitive market.