Purpose: This study aimed to examine the customer demographics, and participating behavior of customer at Taipei Sports Centers. Furthermore, logistic regression was used to construct the prediction model of customer participation at Taipei Sports Centers. Methods: The subjects of the study were seven hundred and thirty-four customers in Taipei Sports Centers on 20th of April till 26th of April, 2009. A self-developed questionnaire "Questionnaire of Customers' Participation Behavior in Taipei Sports Centers" was used as the research instrument. Descriptive statistics, logistic regression were computed for data analysis. Results: 1. The customers at Taipei Sports Centers were mostly students and younger generations, and others have potentiality to be exploited. 2. Because of the exercise behavior the using period and facility of customers at Taipei Sports Centers were concentrated. 3. The logistic regression prediction model which was built in this study was fit with the goodness-of-fit index approximately. It showed the most important predictors were healthy exercise and emotional development. Conclusion: Taipei Sports Centers should enhance the concept of sport or exercise in order to promote the behavior of physical activity. The use of customer's emotion could create word-of-mouth marketing, as well as increase their intention of participation.