The present article reflects the authors ' views agro-industrial clusters in the system of national economy; main features of agro-industrial clusters are determined. Special emphasis is placed on the exploration of the different issues of investment attraction and investment climate of agroindustrial clusters based on soil and climatic diversity of a region along with historically established distinctive features of economic management. Additionally, the article demonstrates a development of the authors' hypothesis of an official functionally structured modelling of investment attraction of regional agro-industrial clusters depending on both the analysis of common investment potential together with investment risks and economic situation in a single agro-industrial sector.Moreover, the writers suggests regional ranking of forming agro-industrial clusters in terms of investment attraction and the existing cluster initiatives.