It is highly competitive at the moment in the warehouse supermarkets. The price strategy is no more the most important. In order to attract customers, the warehouse supermarkets need to improve the service quality and perceived value to encourage a repeat consumption. The purpose of this study is to investigate the relationships among the service quality, perceived value, and repurchase intentions of the consumers in Costco. A total of 450 questionnaires were distributed for customers and 415 valid questionnaires were returned (resulting 92.2 percentage of response rate).The data would be analyzed through Descriptive Statistics, and Stepwise Regression Analysis. The resulting conclusions of this study are listed as follows: 1. Service quality has the significant prediction to repurchase intentions. 2. Perceived value has the significant prediction to repurchase intentions.