The utility model discloses a pole bottom structure which comprises a pole. A disc hoop is arranged under the pole, a ball sleeve hoop is arranged at the bottom of the pole bottom, fixed rods are arranged on the ball sleeve hoop, and a fixed ball is arranged at the tail end of each fixed rod. By means of the disc hoop arranged under the common pole, the contact area of the pole and the ground is increased, vertical stability of the pole is improved, and damage to the pole under earthquakes, heavy wind and heavy snow is avoided. Due to the fact that the ball sleeve hoop is arranged at the tail end of the pole, the fixed rods are arranged on the ball sleeve hoop, and the fixed ball is arranged on each fixed rod, road holding force is improved. The fixed balls are arranged at the tail ends of the fixed rods which are arranged in a spreading mode, so that contact between the fixed rods and the soil is as firm as the contact between the roots and the soil, and horizontal stability is improved. The pole bottom structure is simple in structure, convenient to operate and worth popularizing and applying due to the fact that the practical value of the pole bottom structure is utilized to the largest extent under the condition of same resources.