The present invention discloses a golf bag structure. The main body of the structure includes a bag portion, a pulling portion and a receiving portion, wherein the pulling portion is provided on the side of the bag portion and the pulling portion includes a handle, a pulling lever and at least one wheel. The handle is assembled with the pulling lever. The wheel is provided at one end of the pulling lever and can be detached therefrom. Additionally, the receiving portion is provided at one end of the bag portion and can receive the detached wheel, thereby reducing the size of the main body.