The Seoul Race, held annually in October, is one of Seoul’s premier running events, featuring a half-marathon and 11 km course. The race offers participants a unique opportunity to explore the city’s vibrant streets, passing iconic landmarks. The course is flat and fast, making it accessible to runners of all levels. Participants can also enjoy pre- and post-race events, including an expo and local festivities that celebrate the city’s culture.
Race Date:
12 October, 2025
The Seoul Race Half Marathon (21.1 km) is a certified road race held on 12 October 2025, starting from Seoul Plaza and finishing on Mugyo-ro in Jung-gu, offering a flat and fast urban loop past iconic landmarks such as Gyeongbokgung Palace, Cheongwadae (Blue House), Namdaemun, and Cheonggyecheon. With official net chip timing, drink and nutrition stations placed at 5 km, 10 km, and 15 km, finisher medals and technical T-shirts included, and a strict 2‑hour 30 minute cutoff, it’s ideal for both competitive runners and scenic city‑run participants.
Weather based on historical averages.
The Seoul Race Half Marathon (21.1 km) is a certified road race held on 12 October 2025, starting from Seoul Plaza and finishing on Mugyo-ro in Jung-gu, offering a flat and fast urban loop past iconic landmarks such as Gyeongbokgung Palace, Cheongwadae (Blue House), Namdaemun, and Cheonggyecheon. With official net chip timing, drink and nutrition stations placed at 5 km, 10 km, and 15 km, finisher medals and technical T-shirts included, and a strict 2‑hour 30 minute cutoff, it’s ideal for both competitive runners and scenic city‑run participants.
The Seoul Race Half Marathon is 21km long.
The Seoul Race Half Marathon takes place in Seoul, South Korea.
Runna classifies the Seoul Race Half Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Seoul Race Half Marathon (21.1 km) is a certified road race held on 12 October 2025, starting from Seoul Plaza and finishing on Mugyo-ro in Jung-gu, offering a flat and fast urban loop past iconic landmarks such as Gyeongbokgung Palace, Cheongwadae (Blue House), Namdaemun, and Cheonggyecheon. With official net chip timing, drink and nutrition stations placed at 5 km, 10 km, and 15 km, finisher medals and technical T-shirts included, and a strict 2‑hour 30 minute cutoff, it’s ideal for both competitive runners and scenic city‑run participants.
The Seoul Race Half Marathon is 21km long.
The Seoul Race Half Marathon takes place in Seoul, South Korea.
Runna classifies the Seoul Race Half Marathon elevation profile as Rolling.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
Running
Major City
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Seoul Race or Seoul Marathon Organizing Committee. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Seoul Race website.