Trail Running Calendar Oregon 2026-2027

Incline Vista is a trail race on Cline Butte, offering stunning 360-degree views of the Cascades. Choose from a challenging 20-mile route with significant elevation or a scenic 15K course with varied terrain.

A 100 mile ultramarathon at Stub Stewart State Park on April 4th 2026, featuring 7,000 feet of gain across asphalt, gravel, and single track, 13 aid stations, a 32 hour limit, and an Ultra Relay option with exchange rules.

Trail running event in Marcola Oregon on April 4 2026 offering 50K, 25K, 10K and 5K distances. Fees vary by age and an optional tech shirt is available for $18.

Run a flexible loop challenge at L.L. Stub Stewart State Park. Choose your distance on race day from the Quarter to the Full Marathon on varied, non-monotonous trails. Finish to receive a unique mug and celebrate at the post-race gathering.

An evening trail race series in Forest Park, Portland held in spring, summer and fall. Each five-race Series features marked hilly courses of about 4 to 7 miles, Series standings for regular participants, and a post-series awards party.

A three day trail running event in the Columbia River Gorge featuring 100K, 50K and 30K distances, chip timing, stocked aid stations and a $75,000 prize purse. The event is staged at Marine Park in Cascade Locks with Thunder Island camping..

Experience a scenic 5k through Portland’s Mt. Tabor Park featuring varied terrain and trails. This dog friendly community event supports local student scholarships and athletic facilities.

Experience the scenic multi-use trails of Central Oregon with this low-key event offering 40-mile, marathon, and 20-mile distances. Enjoy an epic post-race feast and receive unique finisher socks in the heart of Sisters.

A four race trail series at different trailheads around Bend, Oregon, with courses of 4 to 7 miles. Standings require participation in at least three races and the series concludes with awards, a raffle, and a post event gathering.

The Mudslinger Trail Run is a half marathon on the scenic trails of Blodgett, Oregon. As part of the Mudslinger Festival, runners can also tackle the Ultimate Mudslinger by combining it with a mountain bike race. Registration is limited and..

This Earth Month event features a 5K and a 1-Mile run at Colver Fields in Talent. The course might be naturally muddy, offering a unique spring run. All proceeds benefit the Outdoor Discovery Program for local students.

Experience the beauty of the Sandy River and Ancient Forest at the Oxbow Trail Runs near Portland. Choose from 5k, 10k, or Half Marathon distances in a scenic regional park for a day of nature and community.

Test your hill skills in this 4.45 mile time trial at Forest Park. Experience a steep out and back course on Firelane 1 followed by a live results viewing party at a local brewery.

Celebrate the 30th running of the McDonald Forest 50K. This classic Oregon trail run is organized by the non-profit Corvallis Area Trail Runners. Enjoy a community-supported event on the scenic trails of McDonald Forest.

Trail running returns to Joseph H. Stewart State Park with 30K, 10K, and 5K loop courses. Runners will experience a mix of terrain and scenic lake views. The event takes place on May 2, 2026.

Sisters Country offers a 50K and Half Marathon on the trails near Sisters, Oregon. Both courses start and finish at Village Green Park, featuring single-track paths and mountain views. It's a spring event supporting a local high school cros..

Join this unique timed event at Linfield University featuring distances from 1 to 12 hours and a creative Bingo Run. Complete loops on a dirt trail course to support local charities in a supportive community atmosphere.

A spring trail running event in Oregon’s Tillamook State Forest offering 50 mile and 55K races plus a two-day double, staged at historic Reehers Camp with marked single-track courses and staffed aid stations.

Run the trails at Roxy Ann Peak in Medford, Oregon, with a 10 miler or 5k option. This event supports the local middle school cross country team. All finishers get a pair of socks.

Join this 2.62 mile event at Frenchman's Bar Regional Park in Vancouver for a flat out and back course on a paved trail. Walkers, rollers, and runners are all welcome to participate in person or virtually.