Samdrup Jongkhar District (Dzongkha: བསམ་གྲུབ་ལྗོངས་མཁར་རྫོང་ཁག་; Wylie: Bsam-grub Ljongs-mkhar rdzong-khag) is one of the 20 dzongkhags (districts) in Bhutan. The dominant languages of the district are Tshangla (Sharchopkha) in the north and west, and Lhotsam in the east. It covers a total area of 1878 sq km.^[2] Samdrup Jongkhar Dzongkhag comprises two Dungkhags which are Jomotsangkha and Samdrupcholing, and 11 Gewogs.^[2]

Samdrup Jongkhar District is situated in the southeastern corner of the country, sharing its southern and eastern borders with the Indian states of Assam and Arunachal Pradesh, respectively. The district falls within the subtropical climate zone, spanning an elevation range of 200 to 3600 meters above sea level. The temperature in this region varies from a minimum of 14°C to a maximum of 36°C during the peak summer months. The average annual rainfall, as recorded at Aerong, is 5309.4 mm, contributing to the lush environment. The district experiences an average annual temperature of 23.8 °C, with approximately 2749 mm of precipitation occurring annually.^[3]

"Dzongdag"^[4] is a term used in Bhutan to refer to the head of a dzongkhag, which is a district in the country. The dzongdag is essentially the administrative head of the district and is responsible for overseeing various governmental functions and services within that district. The dzongdag is typically a civil servant with significant experience in administration and governance.

A self-reliant Dzongkhag co-existing in peace and harmony with enhanced socio-economic standards, rich natural resources and cultural heritage

༉ དགའ་སྐྱིད་དང་མཐུན་འབྲེལ་ཐོག་ དཔལ་འབྱོར་གོང་འཕེལ་དང་རང་བཞིན་གནས་སྟངས་ དེ་ལས་ རང་ལུགས་ལམ་སྲོལ་དང་ལྡན་པའི་ རང་གིས་རང་ལངས་ཚུགས་པའི་ རྫོང་ཁག། །།

To enhance rural livelihood with good local governance in line with culture and environment

༉ རང་བཞིན་གནས་སྟངས་དང་ རང་ལུགས་ལམ་སྲོལ་དང་མཐུན་སྟེ་ གྲོང་གསེབ་གོང་འཕེལ་དང་ ས་གནས་གཞུང་གོང་འཕེལ་གཏང་ནི།། །།

According to the Population and Housing Census of Bhutan (PHCB) conducted in 2017, the population was recorded at 35,079.^[5]

Samdrup Jongkhar Dzongkhag is an Administrative region located in southeastern Bhutan. The Dzongkhag is subdivided into two Dungkhags and eleven (gewogs)^[6]

Samdrup Choling Dungkhag is positioned approximately 68 km away from the main administrative zone. It encompasses Gewogs such as Samrang, Pemathang, Phuntshothang, and Martsalla.

Jomotsangkha Dungkhag is situated at a distance of around 181 km via India. Within its jurisdiction lie Gewogs such as Lauri, Serthi, and Langchenphu. Completing the administrative structure are Gewogs like Doethang, Orong, Gomdar, and Wangphu.

Samdrup Jongkhar's mainstay cash crops include areca nuts, ginger, garlic, oranges, and Cardamom. Notably, Samdrup Jongkhar has also introduced high-value crops like quinoa and avocado, broadening its agricultural scope.^[10]

Samdrup Jongkhar, located in southeastern Bhutan, is home to various mines, including coal mines, which play a significant role in the region's economy. Coal mining in Samdrup Jongkhar has been a prominent activity, contributing to both local employment and national energy needs. The coal mines in Samdrup Jongkhar are situated in diverse locations across the district, showcasing Bhutan's rich natural resources.^[11]

The Chökyi Gyatso Institute (CGI)

It is located at Dewathang. It is truly unique in various aspects. It originated as a small temple constructed by Dzongsar Khyentse Rinpoche’s maternal grandfather, Lama Sonam Zangpo.^[12] Following a ten-year renovation, the monastery began its final phase of reconstruction in 2015.

Motanga Industrial Park, situated in Samdrup Jongkhar, is a pivotal initiative by the Bhutanese government to cultivate small to medium-sized industries.^[16] Its strategic location, a mere 12 km from SJ Town and near the Indian border, positions it as an ideal manufacturing and export-focused enclave. Encompassing a substantial 156 acres, the park is a nucleus for key sectors, including mineral and chemical-based, forest and wood-based, as well as food and agro-based industries. This dynamic endeavor exemplifies Bhutan's dedication to economic diversification, fostering growth, and strengthening cross-border trade relationships.

Jomotsangkha Wildlife Sanctuary (formerly Khaling Wildlife Sanctuary) is the smallest protected area in Bhutan, covering 334.73 square kilometers (129.24 sq mi) in Samdrup Jongkhar District along the southern border with Assam. Its elevations range between 400 meters (1,300 ft) and 2,200 meters (7,200 ft). Despite its small size, Khaling Wildlife Sanctuary is an important habitat for elephants, gaur (Bos gaurus), and other tropical wildlife. It may also contain the rare pygmy hog (Porcula salvania) and hispid hare (Caprolagus hispidus), known to inhabit the adjacent Khaling Reserve in Assam, with which Khaling Wildlife Sanctuary forms a trans-border reserve.

• Districts of Bhutan
• Kurmaed Province