🇰🇷Seoul, South Korea
Expected March 2027
Distance
42.2 km
Elevation gain
145 m
Terrain
Road
Entry type
Open entry
PB potential
Excellent PB course — flat, fast, and well-paced
Beginner friendly
Suitable for beginners with solid training
The Seoul Marathon is one of the oldest in Asia and consistently attracts a strong competitive field. The course starts at Gwanghwamun Square — in front of the iconic gate that marks the entrance to Gyeongbokgung Palace — and winds through Gangnam, across the Han River, and back through Yeouido's financial district. The March timing brings crisp temperatures (5–12°C), ideal for running but sometimes cold at the gun. Elevation gain of 145m comes from bridge crossings and the undulating nature of Seoul's topography. The crowd is passionate and the city's energy is palpable. International runners find the logistics straightforward, and Seoul as a destination offers an unbeatable combination of ancient palaces, futuristic street food culture, and the Namsan Tower backdrop.
Temperature
5–12°C
Humidity
50–65%
Conditions
Cool and often clear — ideal spring running
Wind
10–20 km/h NW
PB-seekers wanting one of Asia's fastest marathons. The flat Han River sections and cool March weather suit a strong time; best for runners who can secure a place.
One of Asia's quickest courses — largely flat along the Han River, cool March conditions, and an Olympic Stadium finish. Strong PB potential.
Next edition date estimated — confirm exact date with the official site.
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Explore the region
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