Chŭngsan County is a kun (county) in South Pyongan Province, North Korea.
Re-education Camp No. 11, a large prison mostly for repatriated refugees, is located in the northwestern part of Chŭngsan County.
Chŭngsan county is divided into 1 ŭp (town) and 17 ri (villages):
Chŭngsan county is served by the Namdong Branch of the Korean State Railway's P'yŏngnam Line.