| Unsan | |
|---|---|
| Korean transcription(s) | |
| • Hangul | 운산읍 |
| • Hanja | 雲山邑 |
| • Revised Romanization | Unsan-eup |
| • McCune–Reischauer | Unsan-ŭp |
| Country | North Korea |
| Elevation | 22 m (72 ft) |
Unsan-ŭp is the town in Unsan County, North Pyongan Province, North Korea. The former name Onjŏng-ri was reorganized to Unsan-eup in 1954.
Onjŏng was a ri from 1949 to 1954.
In October 1950, Onjŏng was the location of the Battle of Onjong, the first contact between Chinese and United Nations Command forces in the Korean War.