Seongnam-si at a glance
- Seongnam-si has about 910,000 residents, which puts it in the top 20 cities of South Korea.
- It's part of Gyeonggi-do.
- It's about 20 km to Seoul, the country's largest city.
- Towns nearby: Gwangju (11 km), Hanam (13 km) and Guri-si (18 km).