[2] The area has been affected strongly by the graying of the South Korean population, and more than a third of residents are over the age of 65.

[2] Schools have closed as urbanization and falling birthrates in Korea have resulted in a declining number of children to attend them.

[2] One school, to prevent closure due to low enrollment, offers free housing to families with school-age children.

[2] Sanmagi-yetgil is a 5 km (3.1 mi) road that extends from Sao-rang-maeul village (Oe-sa-ri, Chilseong-myeon, Goesan-gun, Chungbuk) to Sanmagi village in the mountains.

It is a stroll path restored to resemble the traditional mountain road with a picturesque landscape.