The subway system in South Korea is very developed, especially in the capital Seoul and its surrounding areas. The following is an overview of subway lines in major cities in South Korea:
- Seoul Metropolitan Subway
The Seoul Subway is one of the largest and busiest subway systems in South Korea, covering Seoul and its surrounding provinces of Gyeonggi and Incheon. The main subway lines include:
Line 1 (blue line): runs through the north and south of Seoul, and extends to Incheon and Suwon.
Line 2 (Green Loop): A circular line that surrounds the center of Seoul and is also the busiest line in terms of passenger volume.
Line 3 (Orange Line): connects the northeast and southwest of Seoul, passing through important areas of the city.
Line 4 (light blue line): runs north-south, connecting the university area in the north of Seoul and the commercial district in the south.
Line 5 (purple line): running east-west, covering the eastern and western parts of Seoul, and extending to Gimpo Airport.
Line 6 (Brown Line): A curved line spanning the northern part of Seoul, connecting multiple residential areas.
Line 7 (Olive Green Line): A subway line that extends from the northeast to the southwest of Seoul.
Line 8 (pink line): connects the southeastern part of Seoul and Songpo District.
Line 9 (brown red line): a subway line connecting the southwest and east of Seoul, passing through Gangnam gu, with some sections served by express trains.
Jingyi Central Line (light blue line): It connects the Jingyi Line in the northwest of Seoul with the Central Line in the east, covering longer suburban and urban areas.
Airport Railway (AREX): a line connecting Incheon International Airport and downtown Seoul.
- Busan Metro
Busan is the second largest city in South Korea with a well-developed subway system, consisting of four main lines:
Line 1 (Orange Line): A north-south route that runs through Busan city.
Line 2 (Green Line): The main subway line that spans the east-west direction of Busan city.
Line 3 (Brown Line): A curved line connecting the city center of Busan with the northwest region.
Line 4 (Blue Line): An unmanned light rail line primarily serving the northeast of Busan.
- Daegu Metro
Daegu is the third largest city in South Korea, with a relatively simple subway system and two main lines:
Line 1 (red line): a line that runs through the east-west direction of Daegu city.
Line 2 (green line): a line connecting the northern and southern parts of Daegu city.
- Gwangju Metro
The subway system in Gwangju is relatively small and currently only has one line:
Line 1 (Orange Line): A north-south route that runs through Gwangju City.
- Daejeon Metro
Daegu is an important city in central South Korea, and the subway system has one line:
Line 1 (Green Line): An east-west route in Datian City.
- Incheon Metro
The Incheon subway system consists of two main lines serving Incheon city and the area connecting Seoul:
Line 1 (Blue Line): connects Incheon city center with Seoul Subway Line 1.
Line 2 (Green Line): A subway line covering the northern part of Incheon city.
- Seoul Light Rail Transit
In addition to the main subway lines, Seoul and its surrounding areas have also opened several light rail lines, such as:
The newly established light rail in Niu'er: a route from Niu'er dong in western Seoul to the newly established dong.
Yiwang Light Electric Railway: a line covering Yiwang City.
summary
The subway system in South Korea covers major cities, especially Seoul. The subway lines are numerous and convenient, covering almost all major areas of Seoul city and connecting with surrounding cities. The subway systems in cities such as Busan, Daegu, Gwangju, and Daegu are relatively small in scale, but they can still effectively serve the daily travel needs of urban residents.