Music is a clear reflection of people's life and culture in a country that due to its capacities can contribute to introduction and transference of the nation's culture. Applying descriptive-analytical method and with the aim of identifying determining factors promoting the design of music centers in national urban spaces, this paper was prepared. In the current research, people living in Sariprovincial capital of Mazandaran, Iran-were chosen as statistical population. According to Morgan's table, this population equals 389 samples (involving 48.3% men and 51.7% women). The collected data was tested applying SPSS and the results indicated that in music center spaces, qualitative factors are of higher importance than individual and social factors. Here is a hierarchic list of items respondents referred to in their responses: Aesthetics in the form of buildings by combination of architecture and music in the building; Proving people with psychological security in populous areas such as music centers; creating dynamism and attraction by good lighting and music at night; including inexpensive spaces for music practice in music centers; Inviting great music teachers and masters to make music centers more successful, and using happy and energetic colors in the design of music centers. These items emphasize the importance of considering the design of optimum music centers in country.