Incheon, Incheon, South Korea
The Incheon Marathon attracts approximately 12k finishers each March through the port city west of Seoul. The course passes Songdo International Business District, Incheon Bridge, and the Wolmido waterfront with views across the Yellow Sea. March's mild Korean spring and flat reclaimed-land terrain make it a fast early-season race in the Seoul metropolitan area.
Incheon Marathon is a certified 42.195 km (26.2 mile) marathon — the standard World Athletics marathon distance.
The next Incheon Marathon is scheduled for Sunday, 28 March 2027 with a 8:00 am start. The certified course covers 42.195 km (26.2 miles) with 50 m of climbing on a very flat layout.
The Incheon Marathon is an urban coastal road that starts in the Songdo International Business District and finishes at the Incheon city centre or Songdo Central Park. The loop passes Incheon Bridge approaches, Songdo's canal district, and the Wolmido waterfront. The flat profile keeps rhythm steady throughout, with only minor bridge ramps or short rises interrupting otherwise even pacing. Spectators gather along the waterfront, at the start-finish festival, and at organised cheer stations on the most scenic coastal stretches.
The Incheon Marathon course is very flat over 42.195 km (26.2 miles). Runners cover 50 metres of climbing and 50 metres of descent, with minimal net elevation change from start to finish.
The Incheon Marathon is held in March, typically on the fourth Sunday. Registration is at https://www.incheonmarathon.co.kr/.
Race-day footage from the course to help you picture the route, crowds, and key landmarks on marathon day.
Last updated 18 July 2026. Edition dates and course details are reviewed regularly.
Other races closest to Incheon.
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