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Geumgang Ultra Marathon

location_on

Sejong, Daejeon, South Korea

calendar_today 28 Mar, 2026

directions_run Running

sell $55.00 – $104.00

About the Event

Embark on an epic journey through the heart of Korea at the 2026 Geumgang Ultra Marathon, a premier long-distance challenge that traverses the majestic Geumgang River. Known as the lifeline of the Chungcheong region, this course offers runners a rare opportunity to navigate a sprawling circuit that connects four distinct cities and provinces. Whether you are a seasoned ultrarunner or a marathoner looking to push beyond your limits, the Geumgang Ultra provides a scenic yet demanding backdrop that showcases the natural beauty and cultural heritage of central South Korea.

Organized by NGR (Changing the Running Landscape), the 2026 edition is designed to be more than just a race; it is a profound exploration of the Chungcheong territory. The route follows the winding path of the river, offering a flat but mentally taxing endurance test that requires strategic pacing and high-level physical preparation. Participants will experience the transition from urban landscapes to serene riverbanks, all while supported by a professional organization dedicated to safety and the spirit of ultra-endurance racing.

The 2026 Geumgang Ultra Marathon serves as a cornerstone of the regional running calendar, drawing athletes from across the country to witness the sunrise over the river's waters. By joining this circuit, you are becoming part of a tradition that celebrates grit, stamina, and the breathtaking scenery of the Chungcheong provinces. Secure your registration to experience the ultimate test of human endurance along one of Korea's most iconic waterways and help redefine your own running landscape.

Races Offered

100km

Mar 28, 2026

straighten

Distance — 100K

terrain

Type — Running

timer

16:00

sell

$83.00

100km Relay

Mar 28, 2026

straighten

Distance — 100K

terrain

Type — Running

timer

16:00

sell

$104.00

50km

Mar 28, 2026

straighten

Distance — 50K

terrain

Type — Running

timer

16:00

sell

$55.00

Weather Overview

These values represent the 3-year monthly averages for March in Sejong.

Temp (°C)

Feels Like (°C)

thermostat 1.9° / 13.9°

wb_sunny -1.6° / 9.4°

Wind (km/h)

Humidity (%)

air 9.8 /

water_drop 62.0%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 1.9° / 13.9°

wb_sunny -1.6° / 9.4°

air 9.8 km/h

water_drop 62.0%

About Sejong

Learn more about the host city, Sejong.

Sejong (세종) is South Korea's central administrative capital city. It is a planned new city in the center of Chungcheong Province, established for the purpose of dispersing government agencies and developing the central region.