Sog Dzong lies in the extreme western part of the former province of Kham.

Sogdzong is located between the Drachen and Driru, on the Sogchu River.

Sog County has a dry-winter alpine subarctic climate (Köppen Dwc) with mild, rainy summers and freezing to frigid, dry winters with large diurnal temperature variations.

Crops include barley, wheat, radish, potatoes, etc.

The county contains Tsangdain Monastery, built in 1667, resembling the Potala Palace.