PURPOSE: The purpose of the study was to identify factors influencing health promotion behavior of late-middle aged women. METHODS: The subjects were 128 women who were attending a cultural center located in B metropolitan city. Data were collected from July 1 to July 31, 2016. Data were analyzed using descriptive statistics, t-test, ANOVA, Scheffé test, Pearson correlation coefficient, Stepwise multiple regression with SPSS/WIN 23.0 program. RESULTS: Health promotion behavior of later middle-aged women was different by general characteristics such as religion, exercise, economic satisfaction, life satisfaction, and leisure time activities. Health promotion behavior had a positive relationship with health perception and perception of successful aging, and a negative relationship with aging anxiety. Health perception, perception of successful aging, exercise, leisure time activities (exercise and social activity) were verified significant factors influencing health promotion behavior accounted for 38%. CONCLUSION: The results indicate that health perception and perception of successful aging influence health promotion behavior of late-middle age women. It would provide the basic data for the development of program aimed at improving health promotion behavior of late-middle age women.