Trail Running Calendar Washington 2026-2027

Trail running in Soaring Eagle Regional Park near Sammamish Washington with distances from a Kids Race to a half marathon. Routes start on the Pipeline Trail and follow mostly flat, well graded forest tracks with rooty tread.

Experience a rugged trail race at Green Mountain featuring significant elevation and scenic summit views. Choose between 25k and 50k distances or join the official rucking division for a unique weighted pack challenge.

A trail race at Rattlesnake Ridge near Snoqualmie offering 5K, 5.8 mile and half marathon routes on single-track trails with significant climbing, ridge views, and aid stations on the longer courses.

A fundraising 4.45 mile run and walk in Sumas, WA on mixed road and trail with steep climbs, descents and obstacles. Proceeds support a local family facing a rare neurological condition. Participants must be 16 or older.

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.

Trail races in the North Cascades near Winthrop offering 50M, 50K and 25K courses through wildflower meadows and mountain trails, finishing at Big Twin Lake Resort over race weekend in mid May.

A family friendly 5K in Wilbur, WA during Wild Bill Goose Days with a mostly paved out and back course and a water station at the turnaround. Age-group and overall gender awards are presented after the parade.

A 27k trail race on the Spokane Indian Reservation with about 3,400 feet of gain, mostly in the first 8.5 miles, finishing at Anderson Ranch and climbing to the Westend Lookout Tower.

A fundraising running event in Bellingham on May 16 2026 offering a half marathon, 10k and trail 3k and 6k. Races start and finish at Fairhaven Park and proceeds support Girls on the Run of NW Washington.

A community 1.5 mile run in Ocean Shores on May 16, 2026 with separate races for 4th to 6th grade and for all other ages; registration is free and participants receive shirts.

Micah's Mini Marathon is a 2.62 mile out and back at Frenchman's Bar Regional Park in Vancouver, WA on May 17, 2026, run on a very flat paved trail with onsite gear pick up and a virtual participation option.

A trail running weekend in Leavenworth, Washington with a new 25K skyline loop, a double-loop 50K, and a town 5K, set on ridgelines and forest roads with aid stations and a Bavarian-style festival atmosphere.

Test your endurance at this backyard style event in Spokane. Runners complete a four mile loop every hour on a dirt track until only one participant remains standing.

A paved ultramarathon on the Foothills Trail in Puyallup, WA on May 23, 2026, offering 50-mile and 50k distances with multiple aid stations, a 15-hour cutoff, and participant benefits from local sponsors.

Timed loop races in Seattle's Magnuson Park offering seven and thirteen hour options on a scenic 1.54 mile mixed surface loop with chip timing, a well stocked aid station, participant medallions, a race tee and a boxed vegetarian post race..

A multi-distance ultrarunning event at Lake Youngs Watershed near Renton, WA. The course is a rolling loop with 900 feet of elevation gain per lap and options from 50K up to 200 mile with time limits by distance.

A 25 mile race around Soaring Eagle Park in Sammamish with multiple distance options and a virtual 25 mile. Aid stations every 2.5 miles, commemorative T-shirts and finisher medals, plus food and street parking.

Trail runs at Ravenna Park in Seattle on May 26, 2026 with 4k, 8k and 12k options on a 4.1 km forest loop featuring moderate climbs, an aid station, post-race food, and awards as part of the Tuesday Night Trail to Grill series.

Two days of single loop trail races in Lake Chelan wine country with distances from a 1 mile kids race to a 50K. The event features runnable pine forest single track, on site camping, cupless aid practices, and substantial elevation gain.

Timed 12 hour, 6 hour and 3 hour loop runs on a 1.70 mile paved circuit around Lake Tye in Monroe, WA. Aid stations, chip timing, participant medals and post race food and awards are provided.