The invention discloses smashing and sorting equipment for waste building structures, which comprises a treatment box body, wherein a feeding port, a crushing cavity and a sorting cavity are sequentially formed in the treatment box body from top to bottom, a crushing device is installed in the crushing cavity, a sorting device is installed in the sorting cavity, a collecting box is installed at the bottom of the sorting cavity, a through groove is formed in the position, which is on one side of the sorting cavity, of the treatment box body, a sealing box door is installed in the through groove, an observation groove is formed in the sealing box door, a transparent plate is fixedly embedded in the observation groove, universal wheels are installed at the four corners of the bottom of the treatment box body, side lugs are fixedly connected to the two sides of the bottom of the treatment box body, threaded holes are formed in the side lugs, threaded rods are connected into the threaded holes, the top of each threaded rod is connected with a rotating disc, and the bottom of each threaded rod is connected with an anti-skid foot pad. According to the invention, the smashing and sorting process of the waste building structures is achieved, the smashing efficiency is high, waste building structures of different sizes can be smashed conveniently, and then convenience is brought to later operation of materials.