Đống Đa district

Đống Đa (literally Banyan Heap; Vietnamese pronunciation:[ɗəwŋ˧˥ ɗaː˧˧]) is one of the four original urban districts (quận) of Hanoi, the capital city of Vietnam. It is bordered by Ba Đình to the north, Hoàn Kiếm to the northeast, Hai Bà Trưng to the east, Thanh Xuân to the south, and Cầu Giấy to the west. The district currently has 21 wards, covering a total area of 9.95 square kilometers. It is the most populous district in Hanoi. As of 2017, there were 420900 people residing in the district, the population density is 42302 inhabitants per square kilometer, 18 times higher than the overall density of Hanoi. Dong Da district is home to various enterprises and many of Vietnam's most prestigious universities such as Hanoi Medical University, Foreign Trade University, University of Transport and Communications, Thuyloi University.

Dong Da district has a large number of monuments and relics, including Temple of Literature (Văn Miếu), a cultural symbol of the city. The district is also where the Battle of Ngọc Hồi-Đống Đa between Tây Sơn dynasty and the Qing dynasty, one of the greatest victories in Vietnamese military history, ended.