1974 |
15 Aug. Opening of Line 1 (Seoul Station – Cheongnyangni, 7.8㎞) |
1981 |
01 Sep. Establishment of Seoul Metropolitan Subway Corporation |
1984 |
22 May Opening of Line 2, entire section (Circle line, 54.2㎞) |
1985 |
18 Oct. Opening of Lines 3 & 4 (Gupabal – Yangjae 26.2㎞, Sanggye – Sadang 28.3㎞) |
1990 |
13 Jul. Extension of Line 3 (Gupabal - Jichuk, Yangjae - Suseo 9㎞) |
1993 |
21 Apr. Extension of Line 4 (Sanggye – Danggogae 3.4㎞) |
1994 |
15 Mar. Establishment of Seoul Metropolitan Rapid Transit Corporation |
1995 |
15 Nov. Opening of Line 5, Gangdong Section (Wangsimni – Sangil-dong 14.5㎞) |
1996 |
20 Mar. Opening of Line 2, Sinjeong Branch (Sindorim - Kkachisan 6㎞)/ Line 5 Gangseo Section (Banghwa - Kkachisan, 8 stations, 8.8㎞) |
30 Mar. Opening of Line 5, Geoyeo Section (Macheon - Gangdong, 7 stations, 6.9㎞) |
12 Aug. Opening of Line 5, Yeongdeungpo Section (Yeouido - Kkachisan, 8 stations, 7.8㎞) |
11 Oct. Opening of Line 7, Gangbuk Section (Jangam – Konkuk University, 19 stations, 19.0㎞) |
23 Nov. Opening of Line 8, Seongnam Section (Jamsil – Moran, 13 stations, 13.1㎞) |
30 Dec. Opening of Line 5, downtown section (Yeouido - Wangsimni, 13 stations, 14.1㎞), & entire section of Line 5 |
1999 |
02 Jul. Opening of Line 8, Amsa Section (Amsa - Jamsil, 4 stations, 4.6㎞) |
2000 |
29 Feb. Opening of Line 7, southernmost section (Onsu - Sinpung, 8 stations, 9.2㎞) |
01 Aug. Opening of Line 7, Gangnam Section (Sinpung – Konkuk University, 15 stations, 18.7㎞), & entire section of Line 7 |
07 Aug. Opening of Line 6, Sangwolgok section (Bonghwasan Mountain - Sangwolgok, 6 stations, 4.2㎞) |
15 Dec. Opening of Line 6, entire section (Eungam- Sangwolgok, 28 stations, 30.9㎞, 4 stations unopened) |
2001 |
09 Mar. Opening of unopened section of Line 6 (Itaewon - Yaksu, 4 stations) & entire section of Line 6 |
2005 |
20 Oct. Opening of Line 2, Yongdu Station |
21 Dec. Opening of Line 1, Dongmyo Station |
2010 |
18 Feb. Extension of Line 3 (Suseo – Ogeum 3㎞) |
2012 |
27 Oct. Extension of Line 7 (Onsu – Bupyeong-gu Office, 9 stations, 10.25㎞) |
2017 |
31 May Establishment of Seoul Metro |