Update: The edition described in this guide took place on June 21–22, 2025, and registration for that edition has closed. This guide stays online as a reference for runners planning ahead. Please check the official website for the latest schedule.

The 14th ULSAN TAEHWAGANG RIVER ULTRA MARATHON

Ulsan City

Ulsan is a dynamic coastal city in southeastern Korea, renowned for its vibrant industrial heritage and stunning natural landscapes. As the heart of Korea’s automotive and shipbuilding industries, Ulsan blends modern innovation with rich cultural traditions. Visitors can explore the tranquil Taehwagang National Garden, stroll through lush bamboo forests, and marvel at ancient petroglyphs. The city’s scenic coastline, including Daewangam Park, offers breathtaking ocean views and unique rock formations. Ulsan is also famous for its fresh seafood and lively local markets. Whether you seek adventure, relaxation, or cultural discovery, Ulsan promises an unforgettable experience.

About Ultra Marathon in Ulsan

The 14th ULSAN TAEHWAGANG RIVER ULTRA MARATHON is set to be one of the most exhilarating and memorable endurance events in South Korea, inviting ultra runners from across the nation and around the world to experience the unique blend of urban vibrancy and natural beauty that Ulsan has to offer. This annual ultra marathon has become a signature event in Ulsan’s sporting calendar, attracting athletes who seek not just a physical challenge, but also the chance to immerse themselves in the rich culture and breathtaking landscapes of this dynamic city.

Ulsan, located in the southeastern corner of the Korean Peninsula, is renowned as the industrial heart of South Korea. It is home to some of the world’s leading companies in shipbuilding, automotive manufacturing, and petrochemicals, and its skyline reflects the city’s modern, forward-thinking spirit. However, beyond its reputation as an industrial powerhouse, Ulsan is equally celebrated for its stunning natural environment. The city is surrounded by lush mountains, scenic valleys, and the sparkling waters of the East Sea, making it an ideal destination for outdoor enthusiasts and adventure seekers.

At the center of this natural splendor is the Taehwagang River, the lifeblood of Ulsan. Once known primarily as an industrial city river, the Taehwagang has undergone a remarkable transformation over the past decades. Thanks to dedicated environmental restoration efforts, it has become a symbol of ecological renewal and urban sustainability. Today, the river is a thriving habitat for diverse wildlife and a beloved recreational space for residents and visitors alike. The Taehwagang’s journey begins at Tapgol Spring, nestled at the base of Baegunsan Mountain and Samgangbong Peak. From there, it winds its way through the picturesque villages, fields, and forests of Duseo, Dudong, and Beomseo, before traversing the heart of Ulsan and ultimately flowing into the East Sea.

The Ulsan Taehwagang River Ultra Marathon offers participants a truly unique running experience. The course takes runners along the river’s scenic banks, through the heart of the city, and into the surrounding countryside, showcasing the best of Ulsan’s urban and natural environments. Along the route, runners will encounter a variety of landscapes, from tranquil riverside paths and lush wetlands to bustling city streets and panoramic mountain views. The ever-changing scenery provides both a physical and mental boost, making every kilometer a new adventure.

But the Ulsan Ultra Marathon is more than just a test of endurance; it is a celebration of community, resilience, and the human spirit. The event brings together runners of all backgrounds and abilities, united by their passion for ultra running and their desire to push beyond their limits. Whether you are a seasoned ultra marathoner or attempting your first ultra distance, you will find encouragement and camaraderie at every step. The support from local volunteers, enthusiastic spectators, and fellow runners creates an atmosphere of warmth and motivation that is truly unforgettable.

In addition to the race itself, participants will have the opportunity to explore Ulsan’s many attractions. The city boasts a wealth of cultural landmarks, including ancient temples, vibrant markets, and the famous Taehwagang Grand Park, a sprawling green oasis along the river. For those seeking relaxation after the race, Ulsan’s coastal areas offer beautiful beaches, fresh seafood, and stunning sunrise views over the East Sea. The nearby Yeongnam Alps, with their rugged peaks and scenic hiking trails, provide yet another reason to extend your stay.

The 14th ULSAN TAEHWAGANG RIVER ULTRA MARATHON is not just an athletic event—it is an invitation to discover the spirit of Ulsan, connect with nature, and forge lasting memories with fellow runners from around the globe. As you challenge yourself along the course, you will also be part of a larger story: the ongoing transformation of a city that has successfully balanced industrial progress with environmental stewardship.

Join us this year and experience the thrill of ultra running in one of Korea’s most inspiring settings. Whether you come for the challenge, the scenery, or the sense of community, the Ulsan Taehwagang River Ultra Marathon promises an unforgettable journey. Lace up your shoes, embrace the adventure, and let the Taehwagang River guide you to new heights!

ULTRA Marathon information

Race category and Date, cut off

100Km : 21th June (Sat) Start at 18:00 PM – 22th June 10:00 AM (Cut off 16hours)

50Km : 21th June (Sat) Start at 18:00 PM – 22th June 02:00 AM (Cut off 8hours)

Place to Start

Ulsan Nam-gu Taehwagang Riverside (under Taehwa Bridge) =>google map link

Registration

until 10th June => registration link

50Km 70,000KRW /100Km 90,000KRW

Registration Bank account : Korea Postal Bank (see official site for current account details) (장재근)

Checkpoints (Aid Stations, Food Supply)

Food Supply (Checkpoints): The location of CPs and the food provided may be subject to change. (Aid & Food Supply)

Mandatory

🎒 Backpack and Fanny Pack

A backpack is an essential item for carrying all your necessary gear during long races or outdoor activities. It should be lightweight, durable, and have adjustable straps for a comfortable fit. Multiple compartments help you organize items such as water bottles, extra clothing, first aid kits, and personal items. A well-fitted backpack distributes weight evenly, reducing fatigue over long distances.

A fanny pack (waist pouch) is a small, convenient bag worn around your waist. It allows you to keep essential items like energy gels, snacks, your phone, or keys within easy reach without removing your backpack. Fanny packs are especially useful for quick access to items you may need frequently during the race.

🔦 Flashlight

A flashlight is mandatory for safety, especially in low-light conditions or night races. Choose a compact, lightweight LED flashlight with strong brightness and long battery life. Some participants prefer headlamps for hands-free use, but a handheld flashlight is also effective. Always check your batteries before the race and consider carrying a spare set. A reliable flashlight helps you see the trail, avoid obstacles, and signal for help if needed.

🍎 Food

Food is crucial for maintaining your energy and stamina during endurance events. Pack easily digestible, high-energy foods such as energy bars, gels, dried fruits, nuts, or sandwiches. These foods provide quick carbohydrates, proteins, and fats to keep your body fueled. Make sure your food is portable and easy to eat on the go. Staying properly nourished will help prevent fatigue and ensure you finish strong.

Souvenir and prize

Do you need help with registration?

Sports Event Korea can help overseas runners register for Korean races. Send a registration request

🏁 More Races to Explore

Planning a running trip to Korea? These guides may also help:

• Namhae 250K Run to Sea
• Busan Beach Ultra Marathon
• 2025 Global Hub BUSAN Run Festa