安丰故城,坐落于今安徽省中部寿县安丰塘(即芍陂)塘口,是一座明初废弃的围郭城市。该城位于淮河中游南岸,在古代它地处皖中地区最重要的两个城市——合肥与寿春之间,因此具有重要的战略枢纽地位;同时,该城处于我国重要水利设施——芍陂的节点处,因此又是一座具有水利管理功能类型的城市,承担了对周边地区粮食供给的任务。本文借两次实地考察之机,探明安丰故城遗址的现存状况,收集整理遗址区域内的地情、地名等资料。通过爬梳文献,详细考证安丰的建制沿革和城址迁徙情况,并分析其原有的城市形态,力图还原该城废弃过程和城市结构,探究其区位选择本因。本文的考察对于阐明安丰城在淮河中游南岸地区的城市演变和城市间网络关系有着较高的研究价值;对历史上城市化欠发达地区的城市研究,也具有典型个案意义。 Anfeng Old City, located in the central Anhui Province Shouxian An Fengtang (Shao Pei) Tangkou, is an abandoned Ming Guo city. Located in the south bank of the middle reaches of the Huaihe River, the city is located in the ancient times between the two most important cities in Anhui Province, Hefei and Shouchun. Therefore, it has an important strategic pivot position. At the same time, the city is located in the important water conservancy facilities of our country, Therefore, it is also a city with water conservancy management function and undertakes the task of supplying food to the surrounding areas. This article by two field visits to explore the existing status of Anfeng Gucheng site, collecting and sorting the site area of ​​land, place names and other information. Through the literature review, detailed research on the evolution of Anfeng and the relocation of urban sites, and analysis of its original urban form, trying to restore the city abandoned process and urban structure, to explore the location of the reasons for this. The study of this article has a high research value for clarifying the city evolution and inter-city network relationship of Anfeng City in the south bank of the middle reaches of the Huaihe River. It also has typical case significance for the urban studies in the underdeveloped areas in history.