The aim of this article is to establish a planning theory for the disposition of Public parks in urban areas, and this article is the part of prospect of my studies in series.Therefore, in this article, I evolved mainly the essence on the disposition of public parks. There are two primery matter which we have to consider at the disposition of public parks. One is the disposition of public parks which is easy of access to every the citizens, and the other is the disposition of public parks which is fit in with the urban pattern.Then, in this study, I taken up the following three viewpoints, and I evolved the disposition of public parks mainly them.(i) A planning for the disposition of public parks and its basic scale.(ii) A planning for the disposition of public parks and the bounderies of park planning units.(iii) A planning for the disposition of public parks and its system.