Sudong County

Sudong County
Korean transcription(s)
 • Hangul수동군
 • Hanja水洞郡
 • Revised RomanizationSudong-gun
 • McCune–ReischauerSudong kun
Map of South Hamgyong showing the location of Sudong
CountryNorth Korea
ProvinceSouth Hamgyong
Administrative divisions6 dong, 14 ri
Area
 • Total
783.4 km2 (302.5 sq mi)
Population
 (2008)
 • Total
95,716
 • Density122.2/km2 (316.4/sq mi)

Sudong County is a county in South Hamgyŏng province, North Korea. It was formed from part of Kowŏn County in December 1990.

Sudong is the site of a major coal seam first discovered in 1918. The P'yŏngra Line of the Korean State Railway passes through the district.