Sillim Line
The Sillim Line is a future subway line scheduled to open in December 2021, in Seoul, South Korea.Stations
The following list of stations is subject to change as the line is constructed and as various sources give updated information. The "Seoul National University" station listed here, which will be located very near the front entrance of Seoul National University, is distinct from the currently existing Seoul National University Station on Line 2, which is located ~1.75 km north of the university.Main Line
A two-station extension of the line into the Seoul National University campus was considered but ultimately cancelled.
A five-station branch line from Boramae Park is currently being considered. Citizens of Geumcheon District have lobbied for an extension of the branch to Geumcheon-gu Office station. The proposed stations are listed below.
Station Number | Station Name English | Station Name Hangul | Station Name Hanja | Transfer | Distance in km | Total Distance | Location | Location | Location |
| Boramae Park | 보라매공원 | 보라매 | Nangok branch | | | Seoul | Dongjak-gu | - |
| Sindaebang | :ko:신대방 | | | | | Seoul | Dongjak-gu | - |
| Nangok Junction | 난곡사거리 | 거리 | | | | Seoul | Gwanak-gu | - |
| Misung | 미성 | | | | | Seoul | Gwanak-gu | - |
| Nangok | 난곡 | | | | | Seoul | Gwanak-gu | - |
| Nanhyang | 난향 | | | | | Seoul | Gwanak-gu | - |