Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia CommonsRoad RunningBoston Marathon Qualifier
Seoul Marathon
Seoul, South Korea
March 21, 2027Date confirmed
42.2 km10 km
City RunLakes & Ponds+1
KRRegional Running Calendar
Running Calendar Races in Seoul: Races, Trails & Competitions
12 verified events (3 confirmed dates) and 37 races in Races in Seoul with course maps and elevation profiles.
Events123 confirmed dates
Competitions37Races & courses
Distances5 - 148 kmCourse distance range
Max. Elevation Gain+10,460 m D+Course elevation profile
Selected Events
Featured Events & Highlights
Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia Commons
Photo: Alpsdake · CC0 1.0 · Wikimedia CommonsTrail RunningUTMB Index Races
Séoul International Ultra Trail Running Race
Seoul, South Korea
Date to be announcedDate TBA
100 km50 km
City RunNature & Off-Road+2
Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia CommonsTrail RunningUTMB Index Races
High1 Skyrace
Seoul, South Korea
Date to be announcedDate TBA
42 km20 km12 km
Nature & Off-RoadCity Run+1
Photo: Alpsdake · CC0 1.0 · Wikimedia CommonsRoad Running
Seoul Half Marathon
Seoul, South Korea
Date to be announcedDate TBA
21.1 km10 km
City RunPublic Park
Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia CommonsRoad Running
JTBC Seoul Marathon
Seoul, South Korea
Date to be announcedDate TBA
42.2 km10 km
City RunCulture & History
Photo: Alpsdake · CC BY-SA 4.0 · Wikimedia CommonsRoad RunningBoston Marathon Qualifier
Daegu Marathon
Taegu, South Korea
February 28, 2027Date confirmed
42.2 km21.1 km10.9 km5.3 km
City RunFestive
Photo: Alpsdake · CC0 1.0 · Wikimedia CommonsTrail RunningUTMB Index Races
TransJeju by UTMB
Jeju, South Korea
October 1, 2027 to October 2, 2027Date confirmed
148 km104 km60 km20 km
Nature & Off-RoadMountain+4
Photo: Alpsdake · CC0 1.0 · Wikimedia CommonsRoad RunningWorld Athletics Label
Saemangeum Gunsan International Marathon
Kunsan, South Korea
Date to be announcedDate TBA
42.2 km21.1 km10 km5 km
City RunCulture & History+1
Dates & Schedule
Race Calendar
March 2027
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Mar 21, 2027 | Seoul Marathon | Seoul, Seoul, KR | Road Running | 42.2 km10 km |
Date to be announced
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Date to be announced | Séoul International Ultra Trail Running Race | Seoul, Seoul, KR | Trail Running | 100 km50 km |
| Date to be announced | High1 Skyrace | Seoul, Seoul, KR | Trail Running | 42 km20 km12 km |
| Date to be announced | Seoul Half Marathon | Seoul, Séoul, KR | Road Running | 21.1 km10 km |
| Date to be announced | JTBC Seoul Marathon | Seoul, Seoul, KR | Road Running | 42.2 km10 km |
| Date to be announced | Saemangeum Gunsan International Marathon | Kunsan, Nord-Jeolla Province, KR | Road Running | 42.2 km21.1 km10 km5 km |
| Date to be announced | High Trail Nine Peaks | Ulsan, Metropole Ulsan, KR | Trail Running | 105 km44 km26 km |
| Date to be announced | Gyeongju Marathon | Gyeongju, Nord-Gyeongsang Province, KR | Road Running | 42.2 km21.1 km10 km |
| Date to be announced | Muju Trail | Muju, Nord-Jeolla Province, KR | Trail Running | 28 km21 km10 km |
| Date to be announced | Gyeongju Cherry Blossom Marathon | Gyeongju, Nord-Gyeongsang Province, KR | Road Running | 42.2 km21.1 km10 km |
February 2027
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Feb 28, 2027 | Daegu Marathon | Taegu, Daegu, KR | Road Running | 42.2 km21.1 km10.9 km5.3 km |
October 2027
| Date | Event | Location | Disciplines | Distances |
|---|---|---|---|---|
| Oct 1, 2027 - Oct 2, 2027 | TransJeju by UTMB | Jeju, Jeju Province, KR | Trail Running | 148 km104 km60 km20 km |
Events by Month
Overview & Route Character
The region of Races in Seoul (South Korea, Seoul) is represented in the RunningCompass catalog with 12 public events and 37 individual races, including 3 events with confirmed dates for the 2026-2027 season. Core disciplines include Road Running and Trail Running. Key host locations include Seoul, Taegu, Jeju, and Kunsan. Notable events in the selection include Seoul Marathon, Séoul International Ultra Trail Running Race, and High1 Skyrace.
Race distances span from 5 km to 148 km, reaching up to +10,460 m of elevation gain on the most demanding courses. Every race listed for Races in Seoul includes an interactive MapLibre course map powered by OpenStreetMap, a high-resolution SVG elevation profile with gradient telemetry, and a direct GPX track download.
Questions & Answers
Frequently asked questions (FAQ)
How many running events and races take place in Races in Seoul?
RunningCompass currently lists 12 verified events with 37 individual races in Races in Seoul. A total of 3 events have confirmed upcoming dates, while additional annual editions include full course and distance specifications. Notable events in the selection include Seoul Marathon, Séoul International Ultra Trail Running Race, and High1 Skyrace.
What disciplines and race distances are offered in Races in Seoul?
Events in Races in Seoul focus on Road Running and Trail Running. Course distances range from 5 km entry-level races up to 148 km endurance challenges. Primary host cities and towns include Seoul, Taegu, Jeju, and Kunsan.
What is the course profile, terrain, and elevation gain like in Races in Seoul?
The most selective courses in Races in Seoul climb up to +10,460 m of positive elevation gain. Each event page provides exact altitude range, ascent (+m), descent (-m), average and maximum gradient, an interactive course map, and a downloadable GPX file.
How can I find dates and register for running events in Races in Seoul?
The monthly race calendar on this page groups all confirmed dates chronologically alongside annual events awaiting their next date announcement. Use the discipline, distance, and month links or switch to the interactive map view (/en/events?view=map) to inspect individual event profiles and official organizer registration links.