Pŏptong County is a kun in the Kangwŏn province, North Korea.

It lies between the Masingryŏng and Ahobiryŏng ranges, and 90% of the county is more than 400 meters above sea level.

The Eurasian otters living in the county are recognized as North Korean natural monument number 249.

Pŏptong county is divided into 1 ŭp (town) and 19 ri (villages): The local economy is dominated by manufacturing and mining.

Livestock are also raised in the county, which has long been known as a centre for honey production as well.