Seoul Metropolitan City Route 21 () is a road located in Seoul, South Korea. With a total length of , this road starts from the Siheung-dong in Geumcheon District, Seoul to Jungnim-dong in Jung District.
Stopovers Seoul Geumcheon District - Gwanak District - Guro District - Dongjak District - Yeongdeungpo District - Yongsan District - Jung District
List of Facilities IS: Intersection, IC: Interchange (■): National Route 1 overlap
Road name Name Intersection and interchange are also included, as well as buildings and facilities in the surrounding area Hangul name Connection Location NoteConnected with Gyeongsu-daeroSiheung-daero National Route 1 Gyeongsu-daeroGeumcheon DistrictSiheung 3-dongSamseongsan-gilUnnamedSiheung-daero 6-gilSiheung-daero 8-gilGia Bridge 기아대교앞 Gia-roSiheung-daero 28-gilUnnamedSiheung-daero 36-gilSiheung-daero 39-gilSiheung 3-dongSiheung 1-dongBakmi IS 박미삼거리Doksan-roSiheung 5-dongEunpyeongnamu-roSiheung 1-dongUnnamedSiheung-daero 51-gilSiheung IS 시흥사거리 National Route 1 Geumha-roGeumcheon-gu Office Entrance 금천구청입구Siheung-daero 71-gilSiheung-daero 73-gilSiheung-daero 90-gilDoksan 1-dongDoksan 2-dongUnnamedMalmi IS 말미사거리Beoman-roDoksan 4-dongGeumcheon Post Office 금천우체국Dusan-roSiheung-daero 122-gilDoksan IS독산사거리Gasan-roDoksan 3-dongSiheung-daero 150-gilUnnamedSiheung IC 시흥나들목Nambu BeltwayDigital-ro 31ga-gilSiheung-daero 161-gilGuro DistrictGuro 3-dongGwanak DistrictJowon-dongSiheung-daero 161ga-gilDigital Complex Entrance 디지털단지입구Digital-ro 32-gilSiheung-daero 164-gilGuro Digital Complex station 구로디지털단지역Sinsa-roGuro Bridge (Dorimcheon)구로교 (도림천)Yeongdeungpo DistrictDaerim 2-dongDongjak DistrictSindaebang 1-dongDaerim IS 대림사거리Daerim-roDaerim 1-dongSiheung-daero 187-gilUnnamedDaerim IS 대림삼거리Singil-roYeouidaebang-roSingil 6-dongYeouidodaebang-ro 2-gilUnnamedYeouidodaebang-ro 10-gilSindaebang 2-dongBoramae Park Entrance 보라매공원입구Yeouidodaebang-ro 20-gilDaebangcheon IS 대방천사거리Daebangcheon-roYeouidodaebang-ro 24-gilDaebang-dongBoramae station 보라매역Sangdo-roSinpung-roNavy Hall 해군회관앞Gamasan-roSingil 7-dongYeouidodaebang-ro 36-gilSungnam High School Entrance 성남고교입구Yeouidodaebang-ro 43-gilYeouidodaebang-ro 46-gilUnnamedYeouidodaebang-ro 49-gilDaebang Underpass (Gyeongbu Line) 대방지하차도 (경부선)Yeongdeungpo DistrictSingil 7-dongYeoui Bridge (Yeouido Saetgang) 여의교 (샛강)Dongjak DistrictDaebang-dongYeongdeungpo DistrictYeoui-dongYeoui Bridge IS 여의교오거리Uisadang-daeroYeouidong-roYeouidodaebang-ro 65-gilUnnamedHanyang Apartment 한양아파트앞Gukjegeumyung-roWonhyo Bridge (Hangang) 원효대교 (한강)Cheongpa-roYongsan DistrictWonhyoro 2-dongIchon 2-dongWonhyo-roHangangro-dongUnnamedCheongpa-ro 20-gil Yongsan Electronics Market 용산전자상가Saechang-roUkcheon Overpass (Yongsan Line) 욱천고가 (용산선)Wonhyoro 1-dongWonhyo-ro 90-gilUnnamedNamyeong station 남영역Wonhyo-roHangang-daero 77-gilCheongpa-dongCheongpa-ro 45-gilUnnamedHangang-daero 87-gilSookmyung Women's University Entrance 숙명여대입구Cheongpa-ro 47-gilCheongpa-ro 71-gilUnnamedCheongpa-ro 85-gilCheongpa-dongNamyeong-dongSeoul Station (West) 서울역서부Mallijae-roJung DistrictJungnim-dongHoehyeon-dongJungnim-roJungnim-dong IS 중림동삼거리Chilpae-roCheongpa-ro 103-gilSeoul Waterworks Office IS 상수도사업본부삼거리Seosomun-roJungnim-dong
References