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Dongjak | |
|---|---|
Location of Dongjak District in Seoul | |
![]() Interactive map of Dongjak | |
| Coordinates: 37°30′44.65″N 126°56′21.31″E / 37.5124028°N 126.9392528°E | |
| Country | South Korea |
| Region | Sudogwon |
| Special City | Seoul |
| Administrative dong | 15 |
| Government | |
| • Body | Dongjak District Council |
| • Mayor | Ryu Sam-young (Democratic) |
| • MNAs | List of MNAs |
| Area | |
• Total | 16.35 km2 (6.31 sq mi) |
| Population (2010) | |
• Total | 397,317 |
| • Density | 24,300/km2 (62,940/sq mi) |
| Time zone | UTC+9 (Korea Standard Time) |
| Postal code. | 06900 – 07199 |
| Area code(s) | +82-2-500,800~ |
| Website | Dongjak District official website |
| Korean name | |
| Hangul | 동작구 |
| Hanja | 銅雀區 |
| RR | Dongjak-gu |
| MR | Tongjak-ku |
Dongjak District (Korean: 동작구) is one of the 25 districts that make up the city of Seoul, South Korea. Its name was derived from the Dongjaegi Naruteo Ferry, on the Han River which borders the district to the north. It was the 17th gu created in Seoul, after being separated from Gwanak District on 1 April 1980.

Dongjak District is divided into 15 dong:
Dongjak District is home to Chongshin University, the Seoul campus of Chung-Ang University, and Soongsil University.
Noryangjin-dong, especially near Noryangjin Station is known for private institutes or Hagwons, for college admission test and civil service examinations.