The Sawangan community is one of the references in building harmony between religious people. Local Traditions have made it a symbol of community identity as well as a unifying relationship between religions. This article will explain the local traditional values of the Sawangan community. The research method was carried out by in-depth interviews. Peter L. Berger's theory becomes an analytical tool in finding the process of internalizing local traditions in a plural society. The object of the research was carried out at the Sawangan Magelang location. The research finding is that the diversity of the community can inspire because, from upstream to downstream, there are synergies in building communities through local traditions. Friction ...