Trail Running Calendar United States 2026-2027

A 15 mile mountain trail run on August 1, 2026 that climbs about 3,100 feet and reaches over 12,000 feet at Kennebec Pass. The course offers alpine terrain and views of the Animas and Dolores River valleys while supporting La Plata County S..

Multi-distance trail event on Blue Hill Mountain near the coast of Maine. Courses range from 5k to 50k with aid stations and drop bags for longer races, and proceeds benefit local conservation groups.

A trail race at Twin Creeks Farm in Valparaiso, IN on August 1, 2026 offering 18 mile, 9 mile and 4 mile courses over tree-covered single-track with creek crossings. The event features finisher awards, youth pricing, and fee assistance opti..

A multi-distance trail running event in Aspen, Colorado, held on mostly dirt trails with substantial elevation gain. The race centers at Rio Grande Park and takes place alongside a park festival that includes live music and food.

A night trail race at Cedar Hill State Park with approximate distances 5K, 10K, 18K, 36K and 54K on the DORBA trail system. Hydration devices are required, aid station coverage varies, and illumination is needed after dark.

Tushars Ultras in Beaver, Utah on August 1, 2026 offers 100K, 70K, marathon and half marathon mountain courses at high elevation with technical single track, substantial climbing and mandatory safety gear.

A combined trail running and horseback endurance event in Burgettstown, PA where runners and riders compete on the same course from a 10k fun run to 50 miles, on single track, gravel and meadow terrain; equestrian entries are AERC sanctione..

Experience a scenic mountain race through the pine forests of the San Bernardino National Forest. Run alongside the lake and onto forest trails with distances including a 5k, 10k, and Half Marathon.

A weekend of high altitude trail races in Taos Ski Valley on August 1–2, 2026, including a 10K with large elevation gain, a new 20K with entry standards and time limit, a vertical 1K, and a kids 1K.

Trail races at Bohemia Manor Farm Winery featuring *5K* and *8K* courses through vineyards, riverfront and wooded trails, chip timing with live results, finisher wine glass and an on-site after party with music and food.

Experience a trail run through the Custer Gallatin National Forest at the gateway to Yellowstone National Park. Choose between marathon, half marathon, or 10K distances on scenic mountain trails.

Experience the rugged beauty of the Wyoming wilderness at El Vaquero Loco. Run through the western landscape on technical trails to support local high school athletic programs.

A trail running event at Ward Pound Ridge Reservation offering 25K, 50K and 50M courses across wooded singletrack and carriage roads with runnable sections, ridge views, aid stations, and GPX course files.

Experience trail running in Orange County with several race distances ranging from a 5k to a 6 hour timed challenge. Navigate a scenic 3.3 mile looped course with multiple early bib pickup options available.

A Hurricane Heat weekend at CERAland Park on August 1, 2026, with 12-hour and 4-hour Heat formats held alongside a Tough Mudder event; team entry rules and a service member discount are listed.

A trail race in Cimarron, New Mexico on August 1, 2026 offering 50 mile, marathon, 18 mile and 8 mile courses. Proceeds benefit Philmont Scout Ranch and the Boy Scouts of America.

The 16th annual Mattawan Wildcat Road & Trail 5K features a mixed road and trail course across the Mattawan campus with more paved sections and a loop around the new track and stadium. Food and drinks follow the race and dogs are not al..

Run for the Oaks at Left Coast Cellars in Rickreall Oregon offers on site and virtual 5K and 10K options. The event supports an Oak Savanna Restoration Project and includes wine tasting and finishers' glassware.

A two lap 10 km trail run around Stryker Lake at Griffin Bike Park on August 1, 2026 with rolling hills, generally stable footing, onsite registration, and series bonus points for finishers.

A 12 hour run and ruck on a 1.52 mile paved loop at Smith Park in Middletown, Ohio. Chip timing, a stocked aid station, weight rules for ruckers, and student crafted finisher awards for several distance milestones.