Trail Running calendar near Pleasant Hill 2026-2027

A 50K trail ultramarathon in OSU’s McDonald Forest featuring smooth singletrack, scenic May views and a pine-needled downhill finish, limited to 300 runners and including a hoody and socks with entry.

Trail 50K and Half Marathon in Sisters Oregon on May 3, 2026, both start and finish at Village Green Park. The event features post-race food and beer, finisher medals, and aid stations staffed by the beneficiary team.

A road race in Cottage Grove, Oregon on May 17, 2026 offering a 13.1 mile half marathon on the Row River Trail with bus transfer and a 6.2 mile 10K out and back to Mosby Creek. Registration and volunteer roles have set limits and deadlines.

A five-week trail race series at Mt Pisgah and Howard Buford in Eugene, Oregon, with five Thursday events from 3 to 8 miles. Courses are marked, parking permits are required, and the series concludes with awards and raffle prizes.

Ridgeline Ramble in Eugene on May 23, 2026 features **20K** and **10K** trail races on the Ridgeline Trail with shuttles, aid stations, gear transport and age group awards.

A timed trail event at Elijah Bristow State Park where runners repeat a 1.05 mile loop for set time limits. Options include 24 hour, 12 hour day, 12 hour night and 6 hour races with a staffed aid station each lap.

A community trail event in Corvallis offering 30K, 8K, a 2 Miler and a 1/4 mile Kids Run, with routes through Bald Hill and Fitton Green. Proceeds support the Greenbelt Land Trust Trail Fund and same-day registration is available.

A three day stage trail event in Oakridge, OR offering a full 60k stage race or single stages of 28K, 15K, 17K and a kids mile. The event uses forest singletrack and gravel trails, offers camping and has dog friendly rules.

Trail races on June 13, 2026 in Blodgett, Oregon at Marys Peak with 100K, 50K and 25K options. The courses go through dense forest and varied terrain, feature multiple aid stations, a 300 runner cap, and an 18 hour limit for the 100K.

A 31 mile 50K trail ultramarathon along the McKenzie River near Blue River Oregon, passing waterfalls, Clear Lake and Tamolitch Pool. Aid stations occur every 4 to 6 miles and the event is cupless with shuttle service included.

A trail race near Bend Oregon on one of the longest days of the year offering a 55K and a Half Marathon on smooth Central Oregon singletrack, with the 55K passing Tumalo Falls and custom finisher medals for finishers.

Lowells Loop is a Last Man Standing event in Pleasant Hill Oregon where runners must complete a 5 mile road loop every hour. Participants continue until only one runner remains with proceeds benefiting St. Jude Children Hospital.

Experience a team relay through the rugged peaks and alpine lakes of Oregon’s Willamette Pass. Choose between full relay or sprint formats while enjoying a vibrant race village and stunning views of the Cascades.

Mud Factor in Eugene is a 5K mud obstacle run at Eugene MX Park in Junction City on June 27, 2026. The event includes Kidz family and adult waves, requires a signed waiver and photo I.D. for adults, and charges a $10 cash spectator fee for..

Mud Factor comes to Wooden Shoe Tulip Farm in Woodburn, OR on June 28, 2026, with adult and KIDZ Family waves, promotional registration prices, a spectator cash fee, and requirements to bring a signed waiver and photo ID.

Test your discipline in a 6 hour trail challenge where you must complete a 5k every hour to stay in the race. Pacing and grit are key to finishing all six laps at Mt. Pisgah.

Point to point trail races from Bend to Sisters with a 100 mile option that qualifies for Western States and a 50 mile option, both on mostly single track with multiple aid stations and shuttle logistics.

Trail races in Sisters, Oregon featuring a half marathon and a 5K that finish near Hoodoo. Participants receive a two for one lift ticket voucher, with season passes for top finishers; proceeds benefit charity.

A trail run near Oakridge, Oregon featuring a 14 mile single-track course with 3300 feet of climbing and a 5.5 mile forest route. Both distances include aid stations and limited parking with shuttle support for the shorter course.

Waldo 100K is a 100K loop ultramarathon near Oakridge, Oregon that starts at Willamette Pass Ski Area and climbs multiple mountains over remote single track trails with views of Waldo Lake. The event participates in a Trail to Zero carbon o..