PURPOSE: Boundary stone and a manufacturing method thereof are provided to improve a fine view by putting patterns on the top surface of the boundary stone, and to prevent a safety accident when a pedestrian walks. CONSTITUTION: A manufacturing method of boundary stone is as follows. Stone is cut in a desired dimension. Patterns are put into the top surface of the cut stone using a cutting machine. The top surface of the stone is heated more than a certain temperature using a heating device. And then, the heated stone is cooled.
