Trail Running calendar near Corvallis 2026-2027

Six-hour trail challenge in North Plains, OR where runners complete a 5K every hour; finish all six to earn the OUTLAST medal and national leaderboard ranking.

Trail running at Hardesty Mountain on July 26, 2026 with 14 mile and 5.5 mile courses, shuttle service for the short course, and a participant limit.

A low-key series of Wednesday evening trail races in Portland's Forest Park with three five-race Series April to October, 4 to 7 mile hilly courses and Series standings.

11th annual trail race at Left Coast Estate on August 1, 2026, featuring 5K and 10K courses through oak savanna and vineyards, with proceeds funding oak savanna restoration.

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.

A weekend of timed running in Salem with 24 hour, 12 hour, and 6 hour events on a 1.05 mile loop, with a staffed aid station and chipped timing.

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 series of Wednesday evening trail races in Portland's Forest Park with three five-race Series April to October, 4 to 7 mile hilly courses and Series standings.

A low-key series of Wednesday evening trail races in Portland's Forest Park with three five-race Series April to October, 4 to 7 mile hilly courses and Series standings.

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

A multi-distance run in Portland offering a 50K and an about 53 mile route, mostly flat with a short technical Forest Park trail and no aid stations.

A low-key series of Wednesday evening trail races in Portland's Forest Park with three five-race Series April to October, 4 to 7 mile hilly courses and Series standings.

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 5k cross country meet on September 19, 2026, at Alderbrook Golf Course in Tillamook, OR, run on a championship-style course with most of the route on shortly clipped fairways.

Experience a timed multi surface race along the Santiam River in Stayton. Choose from 10K, 5K, or 3K distances and celebrate your finish with a commemorative pint glass at a local brewery.

A 3.1 mile obstacle run with 22 symbolic obstacles representing the journey from captivity to liberation. Held in Happy Valley, OR on September 26, 2026, all proceeds support organizations that fight human trafficking and survivor rehabilit..

Mission Possible at Willamette Mission State Park on 26 September 2026 offers chip-timed 5K and 10K trail races plus accessible All Abilities 2.25-mile and 1.6-mile loops, with volunteers on course and post-race pancakes and snacks.

A five-race cross country series in Portland parks with separate men’s and women’s races, options for non-binary entrants, race distances of 5K 6K and 8K, and both series and individual registration fees.

A low-key series of Wednesday evening trail races in Portland's Forest Park with three five-race Series April to October, 4 to 7 mile hilly courses and Series standings.

Trail races along the Cape Perpetua coast near Yachats, Oregon offering 50K, 20 Miler, half marathon and 10K on October 3-4, 2026.