Trail Running calendar near Brooklyn 2026-2027

A 100 mile ultramarathon at Stub Stewart State Park with over 7,000 feet of gain across asphalt, gravel, and dirt trails, plus a new two-person Royal Ultra Relay division that allows one supporting squire.

A looped trail race at L.L. Stewart State Park on April 5, 2026 offering one to four laps on a 6.5 mile course. Runners may decide during the event which distance to finish and awards go to top finishers of each distance.

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.

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..

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.

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.

A point to point trail half marathon from Husum to White Salmon with a 1500 foot climb, spring wildflowers along Weldon Wagon Trail, a stocked aid station and proceeds donated to the Volunteer Firefighters Association of SW Fire & Rescue.

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.

Join this annual run and walk through the scenic habitat of the Columbia Whitetail Deer in Skamokawa. Support local youth programs by choosing from 10k, 5k, or 2 mile distances with your favorite canine companion.

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.

Trail races in Portland’s Forest Park over the Memorial Day weekend, featuring a 50K with nearly 4,000 feet of climb and a hilly half marathon; proceeds benefit the Forest Park Conservancy and finishers receive a pint glass and postrace foo..

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.

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.

Trail half marathon and four mile in White Salmon, WA with lollipop loops, hilly terrain, and three aid stations. The event raises funds for the local cross country program and allows day of registration with cash, check or Venmo.

Experience the original adventure run at Mt Hood with a roughly 6 mile course through rugged terrain. Enjoy legendary camping near the start and finish at White River West Sno Park.

An all-women trail race weekend in Trout Lake, Washington at the base of Mt Adams offering distances from relay legs to a 50k, with camping, workshops and recovery amenities as part of the event.