This research has been done in March 2018, located in Kampung Nelayan Seberang across Belawan I, North Sumatra Province. The study aims to: 1) Describe the structure of social stratification that occurs in communities in the Kampung Nelayan Seberang, and 2)Describe the structure of social differentiation found in the Kampung Nelayan Seberang. The method used in this study is a qualitative metho…