Yi People Ancient Town of Chuxiong is a modern real estate development project with commercial, residential and cultural tourism. Based on inheriting traditional vernacular landscape features, its development and construction were built by modern technology, meanwhile, respected the original build system. This paper studied the Spatial Form of Yi People Ancient Town through the space analysis of street, node, building and spiritual culture from several aspects. This is very important reference value, academic value and practical significance for guiding the construction of modern urban environment scientifically.