Pikes Peak Marathon & Ascent
Course HighlightsThe Pikes Peak Marathon and Ascent represent the gold standard of American mountain running. The Ascent covers 13.32 miles from downtown Manitou Springs (6,286 feet) to the 14,115-foot summit of Pikes Peak — America's most famous fourteener — gaining 7,867 feet in a single unrelenting climb over Barr Trail. The full Marathon adds the return trip, demanding runners descend the same brutal trail for a round-trip of 26.2 miles and 7,834 feet of gain and loss. The course passes
Aspen Backcountry Marathon (Awaiting 2027 Race Date)
⚠️ Estimated date — the 2027 date has not yet been announced by the organizer. We've kept this event visible on the calendar around its usual weekend so you can plan ahead. Please check the official race website (linked below) before booking travel. Course Highlights The Aspen Backcountry Marathon is one of Colorado’s most stunning trail races, utilizing the world-class trail network that surrounds the legendary resort town of Aspen. All three distances — the 50K, marathon, and heavy half-marathon — run
Vail Hill Climb (Awaiting 2027 Race Date)
⚠️ Estimated date — the 2027 date has not yet been announced by the organizer. We've kept this event visible on the calendar around its usual weekend so you can plan ahead. Please check the official race website (linked below) before booking travel. Course Highlights The Vail HillClimb is one of Colorado’s most storied mountain running traditions, celebrating its 50th anniversary in 2026. The 12.2K (7.6-mile) course is a pure uphill race from the base of Vail Village at 8,160 feet to
Lewa Safari Marathon (Awaiting 2027 Race Date)
⚠️ Estimated date — the 2027 date has not yet been announced by the organizer. We've kept this event visible on the calendar around its usual weekend so you can plan ahead. Please check the official race website (linked below) before booking travel. An annual fundraising marathon held at the Lewa Wildlife Conservancy in Kenya, where participants run on dirt roads alongside diverse African wildlife to support conservation and community projects. Course Highlights The Lewa Safari Marathon course is widely regarded as one
Snoqualmie Valley Half Marathon (Awaiting 2027 Race Date)
⚠️ Estimated date — the 2027 date has not yet been announced by the organizer. We've kept this event visible on the calendar around its usual weekend so you can plan ahead. Please check the official race website (linked below) before booking travel. The Snoqualmie Valley Half Marathon is a scenic trail race through the heart of Washington’s agricultural Snoqualmie Valley, featuring flat gravel paths and a festive post-race atmosphere ([Orca Running](https://www.orcarunning.com/snoqualmie-valley-half/)). Course Highlights The Snoqualmie Valley Half Marathon course begins at King
McKenzie River Trail Run (Awaiting 2027 Race Date)
⚠️ Estimated date — the 2027 date has not yet been announced by the organizer. We've kept this event visible on the calendar around its usual weekend so you can plan ahead. Please check the official race website (linked below) before booking travel. Course Highlights The McKenzie River Trail Run follows one of America’s most spectacular trail running routes, tracing the McKenzie River through the Willamette National Forest on a 31-mile point-to-point course from Carmen Reservoir (near Koosah Falls and Icecap Campground)
Vermont 100 Mile Endurance Run
The Vermont 100 is a historic ultramarathon featuring a concurrent horse race, challenging runners with 17,000 feet of gain across Vermont's scenic dirt roads and trails. Course Highlights The Vermont 100 Mile Endurance Run is a legendary test of grit set against the scenic backdrop of the southern Green Mountains. The course is a relentless series of "unrelenting rollers" that accumulate to approximately 17,000 feet of elevation gain for the 100-mile distance and 9,000 feet for the 100K. Runners traverse a diverse
Eiger Ultra Trail by UTMB
The Eiger Ultra Trail by UTMB is a world-renowned trail running event in the Swiss Alps, featuring distances from 15km to 250km set against the backdrop of the iconic Eiger North Face. Course Highlights The Eiger Ultra Trail by UTMB offers an unparalleled alpine experience at the foot of the legendary Eiger North Face in the Bernese Oberland. The crown jewel, the E101 course, takes runners on a spectacular journey through the Jungfrau-Aletsch UNESCO World Nature Heritage site. Key landmarks include the
Hardrock Hundred Mile Endurance Run
The Hardrock Hundred Mile Endurance Run is a premier 100-mile ultramarathon in the San Juan Mountains, known for its extreme elevation change and technical high-altitude terrain. Course Highlights The Hardrock Hundred Mile Endurance Run is legendary for its challenging and breathtaking course through the San Juan Mountains in southwestern Colorado. The 2026 edition will follow a clockwise loop, starting and ending in the historic mining town of Silverton. Runners will encounter thirteen major passes in the 12,000' to 13,000' range, showcasing the
Zermatt Marathon
The Zermatt Marathon is a world-class mountain race in the Swiss Alps, featuring a grueling ascent from St. Niklaus to the Riffelberg or Gornergrat with iconic views of the Matterhorn. Course Highlights The Gornergrat Zermatt Marathon is widely regarded as one of the most beautiful yet challenging mountain races in Europe. The course begins in the picturesque village of St. Niklaus, located in the deepest valley of Switzerland. From there, runners embark on a journey that ascends through the breathtaking landscapes of