Owning to the rapidly increasing population aging situation in Taiwan, the demand for the elders’ care is becoming urgent. Nowadays, however, it is difficult for people to balance their work and their family care, and the institutional care becomes one of the options to arrange the elders. Thus the issue how to assist the elders to spend their lives with dignity is worthy noticing. Therefore, the main purpose of the study explores the impact the religion faith has on the life experiences of the institutional elders. The dimensions of the study are as the followings: the preferable religion faith of the elders’ own, the religious activities led by the volunteer groups and religion faith services offered by the institution. The method of purposeful sampling is used to select ten institutional elders, four religious activities leading people and two religion faith service arrangers as interviewees. The qualitative data are gathered by observing the religious activities and interviewing the interviewees selected, and then they are analyzed. The findings are as followings: First, the impact of personal religion faith on the institutional elders: (1) The personal religious practices help the institutional elders to face the difficulties in a positive way; (2) The personal religious practices help the institutional elders to relieve the physical pains; (3) The personal religious practices help the institutional elders to change their minds to see things in a more open-minded way; (4) The personal religious practices help the institutional elders to entrust their souls to in their late lives; (5) The personal religious practices help the institutional elders in their life adaption; (6) The personal religious practices are routine life objectives of the institutional elders; (7) The personal religious practices help the institutional elders to integrate their life experiences; (8) The personal religious practices help the institutional elders toward successful gerotranscendence; (9) The personal religious practices help the institutional elders to believe induction experiences; (10) The personal religious practices help the institutional elders to face death with fear. Second, the impact of participating in religious activities on the institutional elders: (1) Participating in religious activities helps the institutional elders to enhance the spiritual levels; (2) Participating in religious activities helps the institutional elders to have active social lives; (3) Participating in religious activities helps the institutional elders to feel the festive atmosphere; (4) Participating in religious activities offers the social support to the institutional elders; (5) Participating in religious activities promotes religious integration. Third, the impact of institutional religion faith services on the institutional elders: (1) Religion faith autonomy helps the institutional elders to adapt themselves to the environment; (2) Religion spaces are the places for the institutional elders to entrust their souls to; (3) The habit of celebrating festival activities is a continuation of early life experiences; (4) Participating in festival activities is the symbol of getting blessings from gods; (5) Spiritual cares help to carry out the contents of holistic care. The results mentioned can be reference for researchers and practical workers interested in this field.