Tinsukia district is a districts of  state  Assam, India. The district headquarters are located at Tinsukia.

Geography of Tinsukia
Tinsukia district is bounded by in East-South side by Arunachal Pradesh, In the South-west side by Dibrugarh District and in North side by Dhemaji District which is separated from Tinsukia District by the mighty river Brahmaputra. Tinsukia district covers the 3790 sq. kms area.

Main Rivesr : Brahmaputra, Lohit, Buri Dehing, Dibru are the main rivers of this district.

Latitude of Tinsukia city :  26° 30’North - 27° 01’North
Longitude of Tinsukia city :  92° 16’East - 93° 43’East
 

Cities and Towns in Tinsukia District
Dangori
Ledo
Margherita
Digboi
Lekhapani
Tinsukia
Doomdooma
Makum   

Reserve Forest in Tinsukia District
Dibru-Saikhowa National Reserve Forest
Tarani Reserve Forest
Hollonghabi Reserve Forest
Sadiya Station Reserve Forest
Sadiya Station Reserve Forest(NB)
Hologaon Reserve Forest
Kukuramara Reserve Forest
Kundil Kalia Reserve Forest
Doomdooma Reserve Forest
Dangori Reserve Forest
Mesaki Reserve Forest
Kumsong Reserve Forest
Hahkhati Reserve Forest
Deopani Reserve Forest
Buridehing Reserve Forest
Duarmara Reserve Forest
Lokhipathar Reserve Forest
Kakojan Reserve Forest
Tokowani Reserve Forest
Phillobari Reserve Forest
Nalani Reserve Forest

Railway Stations in Tinsukia District
Digboi Railway Station
Ledo Railway Station
Makum Junction Railway Station
Lekhapani Railway Station
Tinsukia Junction Railway Station

Bus Station in Tinsukia District
Margherita Bus Station
Tinsukia Bus Station

Tourist Place in Tinsukia District
National Oil Park
War Cemetery
Margherita

Wildlife Sanctuaries in Tinsukia District
Borajan Wildlife Sanctuary
Dibru-Saikhowa National Park

Colleges in Tinsukia District
College of Teacher Education Tinsukia
Digboi B.Ed College
Tinsukia Commerce College
Tinsukia Law College

Industries in Tinsukia District
Digboi Refinery
Coal India Ltd. at Margherita, Coal field at Ledo, Bordoloi and Tipong
Oil supported industries
Construction and repairing
Food Processing Industry
Fruit Procesing Industry
Agro Based Industry
Plastic Based Industry
Petroleum Based Industry
Electronic Industry
Tea Based Industry
Forest Based Industry
Number of Small Tea Growers
Number of Tea Garden
Oil India Ltd. having Oil Fields in and around Digboi, Makum, Lakhipathar areas.
Bottling Plant at Goponari
Hindustan Liver Ltd.
Export Oriented Industries like Steel Worth at Makum, C.M. HO, Makum Junction