The invention provides a double-line three-platform subway transfer station arrangement structure. The subway transfer station arrangement structure comprises lines A, lines B, a first transfer platform, a second transfer platform, a third transfer platform and a station hall layer and is characterized in that the first transfer platform, the second transfer platform and the third transfer platform are sequentially arranged in the same horizontal direction, the station hall layer is arranged above the first transfer platform, the second transfer platform and the third transfer platform, the line stops, in one direction, of one line A and one line B are arranged on two sides of the first transfer platform, the line stops, in the other direction, of one line A and one line B are arranged ontwo sides of the third transfer platform, and the line stops, in different directions, of one line A and one line B are arranged on two sides of the second transfer platform, and the second transfer platform is located between the first transfer platform and the third transfer platform. The double-line three-platform subway transfer station arrangement structure has the advantages that large transfer passenger flow of the same platform is achieved, and the structure is low in construction cost.