An assembling buckle structure for memory circuit board includes: a base, two sides thereof are respectively formed with an elastic lateral plate having at least a buckle part, two ends of the lateral plate is formed with at least an outer mounting convex and a fasten post, the rear end of the base is formed with a tail plate having at least a buckle part; a memory circuit board disposed in the base, the front end thereof is formed with a connection seat; and a cover, covered and engaged with the base, the front end thereof is formed with a penetrated hole, two inner ends thereof are formed with at least an inner mounting concave; accordingly, the memory circuit board, the base and the cover are able to be stably buckled and combined in any direction without using any screw.