Dehradun district is a district in Garhwal division which is a part of Uttarakhand state in northern India. The district headquarters is Dehradun, which has also served as the interim capital of Uttarakhand since its founding in 2000. The district has 6 tehsils, 6 community development blocks, 17 towns, 764 inhabited villages, and 18 unpopulated villages. The district stretches from the Ganges river in the east to the Yamuna river in the west, and from the Terai and Shivaliks in the south and southeast to the Great Himalaya in the northwest. During the British Raj, the official name of the dis...