The purpose of this study was to examine the actual condition and trends in changing dwelling style, focusing on the behavioral posture. Questionnaire survey method was used in this study. Questionnaires were administered to 402 households (April. 1988) and 178 households (April, 1994) in Seoul. The major findings were as follows : 1. Dwelling style related to dwellers in Seoul can be classified into several changing patterns. 2. The factors which affected on the dwelling style were age. family income. type of house, the size of floor space, and the number of rooms.