Namyangju is a locality located 21.51 km west-southwest from Seoul in Gyeonggi, South Korea. The population of Namyangju is 713,321 people. Guri, Hanam, Seongnam are located close to Namyangju. You can find Namyangju on any map using the following decimal coordinates: 37.6367 (latitude), 127.2142 (longitude).