Uiwang is a city in Gyeonggi Province, South Korea. It is one of many satellite cities that ring Seoul, making up the Seoul Capital Area. Its largest immediate urban neighbor is Anyang. The low peaks of the Gwangju Mountains shape the local landscape.

The Seoul Capital Area or Gyeonggi region, is the metropolitan area of Seoul, Incheon, and Gyeonggi Province, located in north-west South Korea. Its population of 26 million is ranked as the fourth largest metropolitan area in the world. Its area is about 12,685 km2 (4,898 sq mi). It forms the cultural, commercial, financial, industrial, and residential center of South Korea. The largest city is Seoul, with a population of approximately 10 million people, followed by Incheon, with 3 million inhabitants.