Paengseong-eup is a military town situated in Pyeongtaek, Gyeonggi Province, South Korea, by the Anseongcheon River. A U.S. military base, Camp Humphreys, is located there. The town hall is located in Gaeksa-ri.
Until 1914, the area including Godeok-myeon was partially in South Chungcheong Province and later was incorporated into Jinwi-gun and later Pyeongtaek, which are in Gyeonggi-do.