The utility model relates to a toy castle with three hollowed-out surfaces. The toy castle comprises an upper castle body and a lower castle body, wherein the upper castle body is placed at the right end at the top of the lower castle body, a rail is arranged at the left end at the top of the castle body, and small balls are arranged at the tops of the two corners of the rail; wall bodies are arranged at the front ends of the upper and the lower castle bodies, windows are arranged on the wall bodies respectively, a door is arranged at the wall body on the left side of the front end of the lower castle body, and a door handle is arranged in the middle of the left end of the door; and a steeple is arranged at the top of the upper castle body, and holes are formed on two sides at the top of the steeple. The utility model has the benefits as follows: the toy castle is formed integrally, has a simple structure, an aesthetic appearance and a strong attractive power; many parts are hollowed out, the playing space is large, children can place various small decorative articles that the children loves on the toy castle to carry on creative role-play games, the interest is strong, and the imaginative power of the children can be excited; and when not used, the toy castle can be used as a room ornament.