Washington
Washington Trail Running Calendar 2026-2027
Explore the best trail runs in Washington for 2026-2027! Our updated list features 122 exciting trail runs across the region. Find your next trail run in Washington below and join the trail community at these great events!
August 2026
A community 5K run or walk at Lake Padden Park on August 16, 2026 raising funds for rescue dogs through the volunteer group Happy Tails Happy Homes.
Team trail relay at Crystal Mountain, WA on Aug 21-22, 2026 with three alpine loops, large elevation gain, and a mid-race gondola ride.
Timed running and rucking in Spokane on a continuous 1.56 mile dirt and wood chip loop with semi-stocked aid and options from one hour to 24 hours.
Point-to-point trail run along Kachess Ridge with alpine ridgeline views and Thorp Mountain Lookout, finishing at Salmon La Sac SnoPark, offered as 50K or 50M.
A two-race cross country event at The Course in Spokane on August 23, 2026 featuring men's and women's 5K races, age-based entry fees, and awards for top finishers.
Trail races near Mount St. Helens in the Mt. Margaret Backcountry, offering 50K, 20 mile and half marathon loops with remote terrain, ridgeline views, lakes and varied wildlife.
Join this summer event at Magnuson Park in Seattle featuring traditional road races and an obstacle dash. Choose from distances ranging from a kids 400m to a 15k run in a beautiful Pacific Northwest setting.
September 2026
A multi-distance trail weekend in early September 2026 through the Dark Divide Roadless Area in the Washington Cascades, featuring a 100 Mile race with a 48 hour cutoff, a new point to point 100K, a 50K and a 14 Mile Fun Run.
Gravel-road marathon, half marathon and 10k around Jump off Joe Mountain near Kennewick with summit views, spaced aid stations, and a cupless hydration policy.
Multi day ultrarunning festival near Bonney Lake WA offering looped 3.2 mile laps, distances from 6 hour to 100 mile, centralized aid and on site camping.
Timed endurance event at Donald Farm in Woodland WA with 6 hour, 12 hour, and 24 hour formats on a 1 mile loop through the Warrior Expo.
A four-race cross country series in Spokane from Sept 6 to Oct 24, 2026, featuring 5K and 12K off-road races at Audubon Park, Qualchan Bluff, 7-Mile Airpark, and Mead HS. Team scoring and a $5 per-race discount for registering for all four events.
A point-to-point North Cascades trail run on the Pacific Crest Trail, covering 10.5 miles over Cutthroat Pass with one aid station and cupless race operations.
Traverse the scenic Kelly Ridge on single track trails between Olympic National Park and the Strait of Juan de Fuca. Choose from three distances finishing at the clear waters of Lake Crescent.
A point to point marathon and half marathon on the Palouse to Cascades Trail in North Bend, WA, featuring downhill profiles, a Snoqualmie Tunnel section, lake views, USATF certification and timed race services.
Beat The Blerch in Carnation, WA offers 5K, 10K, half and full marathon distances on a flat out and back gravel trail through mossy evergreen forest, with stocked aid stations including Nutella sandwiches and birthday cake.
Backyard ultra in Richland where runners repeat a 4.16667 mile trail loop each hour until one runner completes a final solo lap; 100 mile finishers receive a custom belt buckle.
Coal Miner is a self supported 51 mile trail ultramarathon in Roslyn, WA with over 10,000 feet of climb, minimal aid, required GPS tracking and mandatory satellite messenger.
Timed trail event at McCormick Forest Park on September 12, 2026, with 24 hour, 12 hour day, 12 hour night and 6 hour options on a 2.25 mile loop.
A community 5K fun run, walk and hike through Illahee Preserve in Bremerton held in September for National Recovery Month. Proceeds support the Salish Recovery Coalition and participants receive event swag and a finisher medallion.