Purpose: The research was performed to distinguish the group of users of the health promotion programs in health care center, to identify the characteristics of this group, and to investigate the factors that have influence on the use of the health programs. The specific research purposes are: First, to compare the group which uses the health promotion program of health care center and that which does not. Second, to analyze the factors that have influence on the use of the health promotion program. Method: This study was done from November 15th 2006 and March 30th 2007. The study subjects were Seoul and Provinces. Seoul was divided into 4 areas of eastern western, northern, and southern area. Provinces were Gimchon, Gumi and Sosan. From each area, one health care center was chosen from the ones that wanted to participate. Total number of observations was 994. The survey questionnaire consisted of individual, interpersonal, organizational, community, policy factors based on socio-ecological model. The analysis method was logistic regression. Results: Odds ratios of individual factors is sex(1.39), age(1.05), marriage status(1.71) severity(1.20). Odds ratios of interpersonal factors is use and support of family(1.96), use and support of resource persons like friends and neighbor(4.58). Odds ratios of organizational factors is the comfortness of space(0.74), the satisfaction of health care center facility(1.40), kindness of employ(1.97). Odds ratios of community factors is health care center program recognition(1.70). Odds ratios of policy factors is advertisement(4.69) and expense(1.42). Conclusion: Socio-ecological model of health promotion in health care center is obtained based on five factors and health planners should consider these determinants of health promotion program in health care center and develop intervention methods.