Dongdaemun District

Dongdaemun 동대문구
Autonomous District
동대문구 · 東大門區
Korail Cheongnyangni station building
Flag
Location of Dongdaemun District in Seoul
Coordinates: 37°34′16″N 127°00′35″E / 37.5710°N 127.0097°E / 37.5710; 127.0097
Country	South Korea
Region	Sudogwon
Special City	Seoul
Administrative dong	14
Government
• Body	Dongdaemun-gu Council
• Mayor	Lee Pil-Hyeong (People Power)
• MNAs	List of MNAs Ahn Gyu-back (Democratic) Jang Kyung-tae (Democratic)
Area
• Total	14.22 km2 (5.49 sq mi)
Population  (September 2024[1])
• Total	340,686
• Density	24,000/km2 (62,000/sq mi)
Time zone	UTC+9 (Korea Standard Time)
Postal code.	02400~02699
Area code	02-900,2200
Website	District Government

Dongdaemun District (Korean: 동대문구; RR: Dongdaemun-gu) is one of the 25 districts of Seoul, South Korea.

Dongdaemun has a population of 346,770 (2010) and has a geographic area of 14.22 km² (5.49 sq mi), and is divided into 14 dong (administrative neighborhoods). Dongdaemun is located in northeastern Seoul, bordering the city districts of Seongbuk to the northwest, Jongno to the west, Seongdong to the south, Gwangjin to the southeast, and Jungnang to the east.

Dongdaemun is part of the Seongjeosimni (Outer old Seoul) area and is named after Heunginjimun, one of the Eight Gates of Seoul which is not located within the district. Dongdaemun is home to the University of Seoul, Cheongnyangni station, and to Gyeongdong Market, one of the largest herbal medicine and agricultural markets in South Korea.

Yoo Deok-yeol (유덕열) of the Democratic Party has been the mayor of Dongdaemun since July 2010.