Trashiyangtse District (Dzongkha: བཀྲ་ཤིས་གྱང་ཙེ་རྫོང་ཁག་; Wylie: Bkra-shis Gyang-tse rdzong-khag) is one of the twenty dzongkhags (districts) comprising Bhutan. It was created in 1992 when the Trashiyangtse district was split off from Trashigang District. Trashiyangtse covers an area of 1,437.9 square kilometres (555.2 sq mi). The district seat is Trashiyangtse.