|This study has examined the relationship between the lifestyle of the aged who participate in leisure programs and their life quality so that it can contribute to developing and disseminating useful leisure programs in senior welfare centers and ultimately improving the life quality of the elderly. For this, the elderly group, who currently lives in Seoul in 2011 and participate in senior leisure programs of senior welfare center, has been settled as population by using cluster sampling and random sampling and this research has been performed based on the data of 453 old people who regularly join in leisure programs more than 4 times a week for(frequency) more than 5 years(duration). Regarding the differences of life quality depending on the participation purpose of the elderly in leisure programs of senior welfare centers, there are meaningful differences in fraternity promotion type, psychological anxiety type and subconsciousness type factors , and with regard to the differences of life quality depending on participation programs, there are meaningful differences in fraternity promotion type, self-achievement type and psychological anxiety type factors. Also, concerning the effect of the life style of the elderly, who participate in leisure program of senior welfare centers on the life quality, self-achievement type factor meaningfully affects physical life quality, and fraternity promotion type, self-achievement type and subconsciousness type factors have a meaningful effect on social and emotional life quality. In addition, the all the life style factors of fraternity promotion type, self-achievement type, psychological anxiety and subconsciousness types have a meaningful influence on psychological life quality.