The paper is intended to develop a typology of residential mobility and systemizes the many empirical analysis of reasons for moving. An integrated conceptual framework of decision making process for residential mobility is proposed. the traditional behavioral approaches were evaluated for its explaining power, and the results and constraints were testified. For the conceptual framework, the role of external opportunities and constrains on households was emphasized. Finally, it is suggested that the housing needs, housing constraints, and housing opportunities of urban households should be considered together form the integrated model.