Abstract-The national development encouraged by the government through the establishment of community infrastructure determines the rate of growth of the economy of society, including the construction of reservoirs, although spawned a wide range of new social problems. Construction of reservoirs interpreted as an effort to improve the facilities and infrastructure of Indonesian society in a sustainable manner by utilizing the advancement of science and technology as well as attention to the challenges of global development. This research methodology use case study, with qualitative approach. The data were collected through direct observation of active participants and in depth interview, document study like literatures, official documents, pictures, and so on. The data analysis were data collection, data transcription, coding, data grouping, triangulation and conclusion. This study examines the socialeconomic impact of the construction of Jatigede water reservoir conducted in the communities affected by the dam construction. The purpose of this research in general is to obtain an overview of the socio-economic impact of Jatigede water reservoir construction.