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Ansan Line
Overview
Native name	안산선(安山線)
Status	Operational
Owner	Korea Rail Network Authority
Locale	Gyeonggi
Termini	Geumjeong Oido
Stations	14
Service
Type	Rapid transit
System	Seoul Metropolitan Subway
Services	Line 4
Operator(s)	Korail
History
Opened	25 October 1988
Technical
Line length	26.0 km (16.2 mi)
Number of tracks	Double track
Track gauge	1,435 mm (4 ft 8+1⁄2 in)standard gauge
Electrification	25 kV/60 HzACOverhead line
Route map Legend Gyeongbu Line,Gwacheon Line 0.0 Geumjeong Gyeongbu Line 2.3 Sanbon 3.4 Surisan 6.0 Daeyami Yeongdong Expressway 8.0 Banwol Seohaean Expressway Gyeongbu High Speed Railway 11.7 Sangnoksu Suin Line 13.2 Hanyang Univ.–Ansan Campus (Former Illi) SeeSuin Line 26.0 Oido Suin Line

TheAnsan Line is arailway line connectingGunpo toSiheung in South Korea. Services on this line runthrough train services intoSeoul Subway Line 4 via theGwacheon Line. Services from theSuin Line share tracks with this line between Hanyang Univ. (Ansan)–Oido.^[1]

In 1988 the section between Geumjeong–Ansan opened as a branch line ofGyeongbu Line withthrough train service toSeoul Subway Line 1. Since the opening of theGwacheon Line the trains have been running through toSeoul Subway Line 4.^{[citation needed]} The line was extended as follows:

Express trains stop at stations marked "●" and pass stations marked "|".^{[citation needed]}

Station number	Station name English	Station name Hangul	Station name Hanja	EX	Transfer			Distance in km fromDanggogae	Total distance	Location
↑Through-services to/fromDanggogae viaGwacheon Line andSeoul Metropolitan SubwayLine 4 ↑ Express services stop at all stops beyond Geumjeong station.
443	Geumjeong	금정	衿井	●				2.6	45.5	Gunpo-si
444	Sanbon	산본	山本	●				2.3	47.8
445	Surisan	수리산	修理山	|				1.1	48.9
446	Daeyami	대야미	大夜味	|				2.6	51.5
447	Banwol	반월	半月	|				2.0	53.5	Ansan-si
448	Sangnoksu	상록수	常綠樹	●				3.7	57.2
449	Hanyang Univ. at Ansan	한대앞	漢大앞	|		Suin (shared, 2020)	(2020)	1.5	58.7
450	Jungang	중앙	中央	●				1.6	60.3
451	Gojan	고잔	古棧	|				1.4	61.7
452	Choji	초지	草芝	●				1.5	63.2
453	Ansan	안산	安山	●			|	1.8	65.0
454	Singiloncheon	신길온천	新吉溫泉	|				2.2	67.2
455	Jeongwang	정왕	正往	●				2.9	70.1	Siheung-si
456	Oido	오이도	烏耳島	●				1.4	71.5

• Subways in South Korea
• Seoul Subway Line 4

• Seoul Metropolitan Subway lines
• Railway lines in South Korea
• Railway lines opened in 1988
• Transport in Gyeonggi Province

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