The purpose of this study was to determine the influence of demographic, environment, consumer confidence, and customer commitment on sharia marketing for sharia products and investment in Palembang City. The research design is a causal research/causal relationship. The type of data used in the form of primary data that is questionnaire. Sampling technique in this research was accidental sampling technique. In determining the number of research samples, the researchers used the Slovin formula with the limit of tolerance error was 10%, the number of samples in this study were 376 customer respondents. Testing was performed by multiple regression analysis. The results of research stated that the variables contained in this research are demographic and environmental factors have a significant and positive influence on Sharia marketing. While the factor of trust and customer commitment have a significant effect on sharia marketing but with a negative direction. Similarly, simultaneous testing shows that demographic, environment, consumer confidence, and customer commitment factors significantly influence Sharia marketing for sharia products and investments in Palembang City.