Trail Running Calendar Oregon 2026-2027

A trail event at Left Coast Estate on August 1, 2026, with 10K and 5K run options and a 5K walk. Proceeds support the Oak Savanna Restoration Project and the day includes wine tasting, live music, and awards.

A remote mountain ultramarathon in Sumpter, Oregon offering 50 mile and 50K options along the Elkhorn ridgeline with high elevation, technical terrain, cupless support, mandatory safety gear, and specific entry requirements.

Haulin Aspen is an all-trail running event on August 8, 2026 near Bend, Oregon. It features a full marathon, half marathon, a 6.5 mile course, and a new three person marathon relay on forested single track.

A six person relay near La Grande OR covering about 80.6 miles with 6,000 feet of climbing, gravel mountain roads, and a high point near 7,400 feet. Tiered registration runs through July 11.

Experience a 5k mud run and garden party at the Wooden Shoe Tulip Farm. This annual event combines an adventurous obstacle course with a vibrant flower festival to support local charitable community projects.

Timed 24 hour, 12 hour, and 6 hour runs on a 1.05 mile loop at Bush's Pasture Park in Salem, Oregon. The event features chipped timing, a single aid station, and a participant cap.

Boise Spartan Trifecta Weekend in Payette, ID on Aug 8-9, 2026 features Sprint 5 km, Super 10 km and Beast 21 km obstacle races plus kids races, a workshop, spectators and a 4 hour Hurricane Heat.

A 24 hour challenge at Elijah Bristow State Park where runners complete ten 5 km laps at 2.5 hour intervals. Camping, meals, drinks, event shirts and swag are provided and finishers receive a coffin style award.

A low-key evening trail race series in Forest Park with three five-race Series from April to October, featuring hilly courses of about 4 to 7 miles. Series standings require at least four races and the event benefits the Forest Park Conserv..

A two day mountain trail running weekend at Mt Hood Meadows on August 15 and 16 2026, with alpine courses reaching 8,000 feet and distances from a 50 Miler to a free kids run. The 50K is the 2026 USATF 50K Trail National Championship.

A trail half marathon in Hood River with about 2,300 ft of climb, two official aid stations, and scenic views into Oregon and Washington. The cup free event requires a 24 oz minimum water bottle and includes finisher prize bags and bonus pr..

Experience the Oregon Coast with hilly trail runs at Sunset Bay State Park. Choose from four distances featuring cliffside ocean views, wooded paths, and beach sections in this RRCA sanctioned event.

A low-key evening trail race series in Forest Park with three five-race Series from April to October, featuring hilly courses of about 4 to 7 miles. Series standings require at least four races and the event benefits the Forest Park Conserv..

A 5k cross country race on a flower farm in Tillamook, Oregon, with a mud pit, two river crossings, wood-chipped trails, a corn maze, and fields of flowers. Two open races are held the same day and results are combined.

A mountain trail event on September 12, 2026 at Mt. Bachelor with loop races to the 9000' summit, distances from a Vertical Ascent 5K to a 50K, and a $10,000 prize purse for the 50K.

A low-key evening trail race series in Forest Park with three five-race Series from April to October, featuring hilly courses of about 4 to 7 miles. Series standings require at least four races and the event benefits the Forest Park Conserv..

A 50K and a half marathon near Sisters Oregon with routes that showcase views of the Three Sisters and other Cascade peaks. The 50K reaches the Three Sisters Wilderness edge while the half marathon is point to point with a net downhill.

Mountain Lakes 100 is a 100 miles trail race on the Pacific Crest Trail between Mt Jefferson and Mt Hood near Olallie Lake Resort, featuring about 11,700 feet of elevation change, limited to 150 entrants, and with manual aid-station trackin..

A cross country 5k at Alderbrook Golf Course in Tillamook on September 19, 2026. The course runs mostly on shortly clipped fairways and is described as championship style and fast.

A long running cross-country meet at Camp Rilea near Seaside, Oregon, offering multiple marked courses for middle and high school runners, chip timing, team lodging, awards, and live drum corps performances over a weekend of activities.