The invention provides a multilayer towel rack structure. The structure comprises a support, wherein a mounting hole is formed in the top of the support, a locking structure is arranged at the middleof the support, and a protruding support rod is arranged at the bottom; and the support is connected with a suspension structure through the locking structure. The multilayer towel rack structure provided by the invention is novel in design and capable of effectively solving the problems that the space is occupied since the existing towel rack mainly adopts a fixed connecting structure or simple folding structure, and the height of the towel rack cannot be conveniently adjusted by the user under various use conditions.