The utility model discloses a fork height measuring and control device of a stacking forklift. The fork height measuring and control device comprises a programmable logic controller (PLC), a touch screen, a zero position sensor, a height detecting device and an oil pump motor. The PLC is connected with the touch screen, the zero position sensor, the height detecting device and the oil pump motor. The fork height measuring and control device of the stacking forklift achieves real-time monitoring, displaying, reminding and recording relevant data information of the fork height of the stacking forklift, avoids fatigue operation and misoperation of operators, improves the safety, the reliability and the intellectuality of equipment, and greatly improves working efficiency.