Yongsan District is one of the 25 districts located in Seoul, South Korea. It occupies a geographic area of 21.87 km2 (8.44 sq mi) and is divided into 19 dong. As of 2020, the district had a population of 231,685.
The district is situated near Downtown Seoul on the northern bank of the Han River. It shares borders with several other city districts: Jung to the north, Mapo to the west, Yeongdeungpo and Dongjak to the southwest, Seocho and Gangnam District to the southeast, and Seongdong to the east.