This paper aims to understand the relationship between lifestyle and architecture. It is important to understand the root problems associated with the work of architecture and lifestyle of people who create and use these masterpieces.For that there are 3 questions I want answered. First, whether the lifestyle is part of the process of architecture? second, whether the architecture that makes lifestyle or vice versa? and Third, how the embodiment of lifestyle in the design? Through these three questions then we will know the relationship between lifestyle and architecture, especially in the context of various problems of environmental degradation, natural disasters, and decreased quality of life due to the management of the built environment and its use by humans.This study uses vernacular design approach tribe Banjar in South Kalimantan.This study concluded that lifestyle in the process of architecture for the people of Banjar is a wisdom in overcoming the problem of the natural environment by maintaining or without change and the obligation to maintain confidence through the application of religious teachings through space and shape.Lifestyle is formed from the natural environmental conditions and beliefs. Lifestyle embodied in the forms which have a strong foundation of belief that design is not solely based on the need for comfort and beauty alone that is currently more a priority. Keywords: vernacular design, sustainable design, life style, Banjarese houses