City shrinkage emerged in European and American countries as early as the mid-20th century.The Pearl River Delta(PRD)is "miracle growth" area for urbanization,but cities and towns developmental so face population and economy shrinkage after the financial crisis in 2008.In this paper,we investigate spatial distribution of city shrinkage in the PRD respectively from district/county level and town/street level,using permanent resident data of Population Census and the Statistical Yearbook.