In Taiwan, population grows rapidly, economic circumstances improved and leisure time increased, these have led to a growing demand for outdoor recreation opportunities. It will be aware of the importance of coastal recreation and created promenade facilities in coastal area. The purpose of the paper is to investigate the demand of recreational function on the promenade seawall. Finally, the study will examine the design variable of promenade seawall and introduce a model which has been interpreted the characteristic of recreational uses on the promenade seawall.