Tinsukia District is located in Upper
Assam, bounded in the east and south by the state of
Arunachal Pradesh, in the south and west by
Dibrugarh District and in the north by
Dhemaji District. It has an area of 3,476 sq km, and holds a population of 1.2 million.
Tinsukia,
Digboi,
Margherita,
Doomdooma, and
Makum are the major towns.
The
Brahmaputra, Lohit, Buri Dehing, and Dibru are the major rivers. Tinsukia is an industrial district, yet it produces a sizeable amount of tea, oranges, ginger, citrus fruits, and paddy. Majority of the population are cultivators and agricultural workers.