Iran The examination of sustainability is a major part of architecturl research in recent years. The main stream of this kind of research is oriented to the traditional or historical architecture. Cultural-social factors, ecological and climate-oriented strategy and economical efficiency are the central core of sustainable architrcture. Thus, the concept of sustainability or any other concept contained in the literature should be interpreted in accordance with the customs of the country, so that it is possible for society and culture to understand it. This article seeks to understand the predominant principles of architecture in traditional-historical houses of Boshroyeh. These houses belong to three eras including Safavid, Gajarid and Pahlavid eras. The research method in this article is a combination of historical descriptive and the grounded theory methods. Data were collected by the individual observation and library method. The research was performed on six sustainability principles in the twelve case studies And the sustainable architecture elements in twelve houses were investigated. The authors tried to analyze the principles of architecture consistent with warm and dry climate in these case studies. The results showed that some issues such as context of the old part of city, the amount of vacant and occupied spaces, the shape of the porch, the enclousment, the presence of the shadow and green elements in yard and building façade, the method of natural ventilation, the method of vernacular materials, have been influential in sustainability of residential architecture of Boshroyeh.