UT100
- Saturday 21 November 2026
- Cape Town
The UT100 is a 99.1 km mountainous ultra in Cape Town on Saturday 21 November 2026, with about 4,324 m of climbing.
Course injury risk by body part
- QuadricepsHigh risk
4,329 m of descent loads the quads eccentrically, all the way down.
Do eccentric strength work in the weeks before, and train on downhills. Compression tights or quad taping can help on the day.
- Calves and AchillesHigh risk
32.1 km of steep descent, steeper than 5%.
Keep calf raises in your training. Calf sleeves or taping can support the Achilles.
- IT bandHigh risk
99.1 km of running adds up as lateral stress on the knee.
Foam-roll the IT band before the race. Lateral knee taping helps if you have had ITB trouble.
- Plantar fasciaModerate risk
A long time on your feet over 99.1 km.
Race in shoes with the arch support you trained in. Taping can add support.
The course, stretch by stretch
Your fuel, stop by stop, on this course
Pick your goal time and the fuel you carry. The planner places every stop on this course, at the rate your gut can take, with fluid and sodium. Free, and no sign-up to try it.
The terrain consists of a mix of technical trails and fast-flowing forest paths. Runners will encounter rocky sections, steep ascents, and scenic views throughout the course.
Typical race-day weather conditions in November can vary, but runners can expect mild temperatures, generally ranging from 15°C to 25°C, with possible humidity and light winds.
Registration details are available through the official event website. Entry fees and qualification requirements vary, with the race being a qualifying event for other prestigious ultra-trail races.
The UT100 is a premier ultra-trail race that showcases the stunning landscapes of Cape Town, South Africa. This challenging 100km course features a front-loaded, technical route with two significant climbs on Table Mountain and Karbonkelberg within the first 50km, offering a total elevation gain of 4972 meters. Runners will enjoy breathtaking views of Table Mountain and the Twelve Apostles as they traverse lush greenbelts and fast-flowing forest trails on their return journey. As one of the most competitive distances of the RMB Ultra-Trail Cape Town event, the UT100 carries a rich history and is part of the Gran Canaria World Trail Majors. The race not only tests the limits of endurance but also honors its heritage, with special medals awarded to the top finishers and those who complete the course within 15 hours, a nod to the inaugural race's legacy. The atmosphere is electric, with support from enthusiastic spectators and a vibrant race village that enhances the overall experience.
The UT100 is a flagship event of the RMB Ultra-Trail Cape Town, known for its challenging terrain and stunning views. The race has evolved since its inception, becoming a significant part of the trail running community and attracting top athletes from around the world.
Questions about this race
When is the UT100 in 2026?
Saturday 21 November 2026, in Cape Town.
How hilly is the UT100?
About 4,324 m of climbing over 99.1 km, between -4 m and 1082 m above sea level.
How do I enter the UT100?
Registration details are available through the official event website. Entry fees and qualification requirements vary, with the race being a qualifying event for other prestigious ultra-trail races.
Take this race to the start line.
Set your goal for the UT100, and Glyco builds the weeks before it, the carb load and your fuel on race day, then sends them to your watch.
