Abstract: Commerce, as a bridge linking production with consumer, plays an increasingly important role in the development of commodity economy today.The rationality of commercial district structure directly affects the economic benefit of commercial enterprises and the consumer need. So it is very necessary to study commercial district structure in order to dispose commercial enterprises reasonably, raise the economic benefit of commercial enterprises, satisfy increasingly consumer need and play the role of commerce in the development of urban economy. On the basis of the investigation,this paper analyzes the historical evolution and the present characteristics of commercial district structure in Changchun. Some constrtictive suggestions on the reasonable regulation and the disposition of commercial district structure in Changchun are made accor ding to its location conditions and economic development level.