This utility model provides a mountain half track tractor and a mountain walking device, which relates to the field of agricultural machinery. It includes a device body and a mountain half track tractor, and the mountain half track tractor is connected to the device body. The mountain half track tractor includes a vehicle body, two triangular track walking mechanisms, a driving device and a transmission device. The driving device and the transmission device are both set on the vehicle body, and the driving device is connected to the transmission device,