Cities near Seonghwan
- Pyeongtaek-si (~9 km)
- Cheonan-si (~10 km)
- Anseong-si (~16 km)
- Asan-si (~19 km)
- Osan-si (~27 km)
- Gwanghyewon-ri (~27 km)
- Taesaeng-ri (~32 km)
- Hwaseong-si (~34 km)
- Yongin-si (~36 km)
- Sanseong-ri (~37 km)
- Yesan-ri (~37 km)
- Jeungpyeong-eup (~39 km)
- Suwon-si (~42 km)
- Dangjin-si (~44 km)
- Cheongju-si (~48 km)
- Icheon-si (~49 km)