Gimpo Peninsula Eup. In the period of Joseon Dynasty, Gimpo Peninsula is occupied by Tongjin County and Gimpo County(including current Geomdan dong). In 1914, under the rearrangement of administrative division by Japan empires, the two counties were merged with Yangcheon County(current most part of Yangcheon District and Gangseo District of Seoul Special City) and became new Gimpo County. In 1963, part of former Yangcheon county was absorbed into Seoul but Gimpo county merges Gyeyang Myeon, formerly the district of Bucheon County. In 1989 Gyeyang Myeon was absorbed into Incheon Metropolitan City, followed by absorption of Geomdan Myeon into Incheon in 1995. It
Gimpo Peninsula is sometimes called an Gimpo island after the construction of Ara Canal, separating the Peninsula with Gyeonggi Province., but it is not an official name in Korea. Gimpo Peninsula Gimpo Peninsula is a peninsula on the West Coast of the South Korea, occupied by most of Gimpo and Geomdan Dong and a little part of Gyeyang District in Incheon. Most part of Gimpo Peninsula consists of plain except its northwest part in Tongjin Eup and Daegot Myeon with low hills. Its east part is a part of a plain named Gimpo Plains with the part across the Han River, containing