Community is basic unit of healthy urban development.As main space of people’s daily life,community carries various functional needs of food,clothing,housing and transportation.Under concept of healthy community development,planning and design of community food system are studied in this paper.A good community food chain plays a positive role in improving people’s happiness and quality of life.In this paper,ArcGIS platform is used to build“food map”network system.Taking Bajiao Community in Shijingshan District of Beijing as an example,infl uence weight,spatial distribution and accessibility of food source are studied,and optimization strategies and development suggestions for food system planning and design are fi nally put forward.