Trail Running Calendar Washington 2026-2027

We have found 143 Trailruns in Washington. Check below where and when you can find the races.

Trail races at Yacolt Recreation Park on July 5th 2026 include a 50 mile ultra, a new 50K Hellz Gate and a Purgatory marathon, with multiple aid stations, camping included and options for drop bags and crew access.

An evening trail loop at Seward Park on July 7, 2026, through old growth forest with options of 4.2 mile or 10k. The course includes a twisty rooty section, an aid station, and participation in a Tuesday night series with youth entries.

Devil's Gulch is a trail race at Mission Ridge offering half marathon, 50 mile and 100 mile courses through Ponderosa forest with large elevation gain, technical single track, rock formations and aid stations.

Trail races near Yakima, WA starting at Tree Phones Campground. Distances include a 25K with over 3500 ft of climb and a 12K option, with aid stations, medals for top finishers, and post-race refreshments.

OUTLAST Spokane is a six hour trail challenge where runners complete a 5K each hour. Complete all six laps to earn the OUTLAST medal and a place on the national leaderboard.

Experience the lush forests and rolling hills of Cougar Mountain Regional Wildland Park at this trail event near Seattle. Choose between 5k, 10.8 mile, and 19.5 mile distances on varied terrain ranging from technical to groomed trails.

Mud Mountain Trail Fest is a trail running event at Mud Mountain Dam in Enumclaw, Washington on July 11, 2026. It offers a 4 Miler and a 10K on forested trails described as moderately challenging.

An all-ages glow run through the Snoqualmie Tunnel on the Palouse to Cascades trail with LED lighting, two participant waves, onsite merch options, and a post-race outdoor block party with food, games and drinks.

An Okanogan Highlands Alliance fundraising trail event at Lost Lake Group Camp near Tonasket, WA, offering multiple distances, an untimed 7 Mile Walkers option, camping, a post-race meal, raffle, and a free 1k kids run.

A 5K trail run and walk on Tiger Mountain with an out and back route over unpaved roads and a short cross country section. The event is clothing optional and is sponsored by Tiger Mountain Family Nudist Park.

Trail races at Crystal Mountain near Mount Rainier on July 17-18, 2026 offer a half marathon, a downhill 10K, and an uphill 5K hill climb, with all day gondola access and on site camping options.

A 100 mile endurance race through Washingtons Cascade Mountains centered in Easton, with forested and rugged trails and a long-standing volunteer and radio operator community. Finishers under 32 hours may qualify for a Western States lotter..

A timed endurance event in Spokane using a 4.5 mile out-and-back loop with 13, 6, 1 hour run and ruck formats, on-course fueling, bib-based lap tracking, and awards for 11 or more passes.

Paper Maker OCR is a 4+ mile obstacle race at Lacamas Lake Regional Park with 10+ natural and built obstacles, plus a kids race for ages 4 to 10. Competitive and community waves run, with cash prizes for top competitive finishers.

A roughly 3-mile obstacle trail run at Joint Base Lewis-McChord on 18 July 2026, with waves of 25 released every five minutes and entry capped at 1,500. Packet pick-up includes a shirt, medal, bib and a post-race beverage ticket.

A Tuesday Night Trail to Grill series run at St. Edward State Park featuring a 4.2 mile loop or an 8.6 mile double-loop on varied single track and wider trails, with an aid station offering drinks and snacks.

A one day community run and expo on July 22, 2026 in Seattle featuring group runs, an expo with brand booths, and a raffle. The event highlights local races, run clubs, running stores, and vending partners.

A mountain trail event near Greenwater, WA on July 25, 2026 offering 50 Mile, 50K and 25K courses with significant elevation, technical single track and staffed aid stations. Camping is available at the Ranger Creek Campground.

Mountain ultramarathon near Spokane using a 25-mile loop for 25, 50, and 100 mile races, with technical singletrack, multiple aid stations, significant elevation, and on-site amenities.

A 5 km trail race on the Riverside High School trails in Chattaroy, WA, organized by the Riverside High School Cross Country team and Ram Nation Boosters to raise funds for team travel and equipment, with marked course and awards.

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