The purposes of this study are to explore the functions of the elders' aging in place in Day Care Center of Tu Gou community. The qualitative interview, participated observation, and document analysis were used as the methodology of this study. The research conclusions were specified as follows: (1) The center can facilitate elder’s health and independent living ability effectively. (2) Elders can inspire their mind within interaction, learn new knowledge, and relieve their oppressive mood through attending the courses in the center. (3) Elders can extend their informal social supporting network, keeping social roles, and sustaining social functions in the center. (4) The center can cultivate the elder's diverse interesting and hobbies, and promote the satisfaction of spirit. (5) The center has the functions of guiding elders to re-contribute the community, and recreating life values.