Gwacheon is a city in Gyeonggi-do Province, South Korea. It lies close to Seoul in the heart of the Seoul National Capital Area, and also lies just east of Anyang. Seoul Subway Line 4 passes through the city.
Various attractions usually associated with Seoul, including Seoul Grand Park, National Museum of Contemporary Art, Seoul Land, Gwacheon National Science Museum, and Seoul Race Park are actually located in Gwacheon or its immediate jurisdiction. It is also home to a major administrative center of the Korean government.