This study aimed at analyzing the effects of economic and leisure activities and social supports on the life satisfaction level of the olders who live in the Seoul city and surroundings and finding out the differences in the variables such as the economic and leisure activities, social support and life satisfaction level according to the demographics variables of the older. And the results are as follows. First, the education level, the status of living with spouse, status of economic and health conditions have positive influences of life satisfaction lever of the older. But the participation duration and frequencies of the economic and leisure activities do not affect on the life satisfaction level of the older. Second, the social support has an influence on the life satisfaction level of the older. Third, the differences in the variables such as social participation social support and life satisfaction lever of the older according to the demographic variables were found out partially.