There is disclosed a simple and versatile storage and shelving system. A plurality of specialized, sturdy, lightweight, integrally molded main panels (10) are provided, which may be hanged upon a hanger track (16) mounted upon a vertical wall (15). The main panels (10) are specially shaped to define shelf ledges (26) therein upon which shelves (18, 20) may be easily but securely placed. There are defined in the fronts of the panels (10) one or more wardrobe hooks (22) into which wardrobe rods (14) may be placed. Special hook bodies (53) for the wardrobe rods (14) and flange elements (44, 47) for the panel wardrobe hooks (22) promote secure engagement of the wardrobe rods (14) with respective pairs of panels (10) to promote the stability and security of a completely installed system. Auxiliary panels (80) may be removably connected to the bottoms of main panels (10) to increase versatility of a given system by permitting the additional of more shelves (18, 20) or drawers (20).