The evaluation of land readjustment potentiality is not only a basic work during land readjustment,but also a basis for the demarcation of the key areas of land readjustment in provincial area or county area.Its accurate degree directly impacts on revising comprehensive land use planning.The evaluation of land readjustment is a complex task which is influenced by many factors.It is greatly important to develop scientific and rational indicator systems and methods for land readjustment potentiality.Taking Chongqing City as a study area,an evaluation index system which includes natural,social,and economic factors is constructed by using Delphi.The potential grade of realizable land readjustment potentiality for Chongqing City is classified by using number axis method.Finally,three key regions of land readjustment in Chongqing City are determined: Yu-northeast,Yu-southeast and Yu-west.