Nowon District (Nowon-gu) is a residential district of Seoul, South Korea, located in the most northeastern part of the metropolitan city. It has the highest population density in Seoul, with 619,509 people living in the area of 35.44 km².

Dobong District is one of the 25 districts of Seoul, South Korea. As of 2020, Dobong has a population of 315,979 and an area of 20.71 square kilometres (8.00 sq mi), and is divided into four administrative neighborhoods. The district is located in northeastern Seoul, bordering the Gyeonggi Province cities of Yangju and Uijeongbu to the north, and the districts of Gangbuk to the southwest and Nowon to the east.