|Elevation||1,473 m (4,833 ft)|
|• Official||Nepali, Bhutia, Lepcha, Limbu, Newari, Rai, Gurung, Mangar, Sherpa, Tamang and Sunwar|
|Time zone||IST (UTC+5:30)|
In 1894, Thutob Namgyal, the chogyal (monarch) shifted the capital of Sikkim from Tumlong to the current Gangtok. Tumlong was the third capital after Yuksom and Rabdentse close to Nepal. After repeated raids, the capital was shifted to Tumlong, further inland, in 1793 by Tshudpud Namgyal. The Treaty of Tumlong was signed here in 1861 between the British and the Sikkim Rajah. 
Tumlong is located at  It has an average elevation of 1,473 metres (4,833 feet)..
Tumlong has an elementary school and is a short walk from a high school.
In Tumlong (specifically in Phodong under the same gram panchayat) there is a Primary Health Centre (PHC) with two residential doctors and a staff including nurses.
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