Bridle Trails Winter Running Festival

Bridle Trails State Park 5300 116th Ave. N.W., Kirkland, WA, United States

Produced by Seattle Running Club and Northwest Trail Runs, the Bridle Trails Winter Running Festival includes 5-mile, 10-mile, 50K solo, 50K pair, and 50K relay races.

Event Series Orcas Island 50K

Orcas Island 50K

Moran State Park 3572 Olga Rd, Olga, WA, United States

Hosted by Rainshadow Running, the Orcas Island 50K is unique in the trail running world, with old-growth forests, tough climbs, and spectacular views of surrounding islands, mountains, and Puget Sound.

Woolley Trail Runs

Cascade Trail Sedro Wooley Sedro-Woolley, WA, United States

Produced by Northwest Endurance Events the Woolley Trail Runs are out-and-back 50K, Marathon, or Half-Marathon distances along the Cascade Trail starting in Sedro Wooley.

Run Forest Run 25K | 50K

Lake Sylvia State Park 1812 Lake Sylvia Rd N, Montesano, WA, United States

Produced by Oly Trail Runners, lovely Lake Sylvia State Park near Montesano is the venue for 25K and 50K races that start and finish in the state park with most of the courses are on trails in the neighboring working forest owned by the City of Montesano.

Chuckanut 50K

Fairhaven Park 107 Chuckanut Dr N, Bellingham, WA, United States

The Chuckanut 50k is a classic PNW ultra-endurance trail race in the Chuckanut range south of Bellingham, Washington.

Event Series Siuslaw Dunes 50K | 25K

Siuslaw Dunes Trail Runs

Cleawox Lake Day-Use Area OR, United States

Produced by Daybreak Racing, Siuslaw Dunes Trail Runs offers challenging point to point 50K, 20 mile, and 12K routes traversing a wild tapestry of coastal terrain, including ancient open sand dunes with “tree islands”, old growth rainforest, stream fords and remote ocean beaches.

Badger Mountain Challenge Runs

Richland Richland, WA, United States

Hosted by the Nomad Trail Runners of Eastern Washington, Badger Mountain Challenge offers 4 distances with expansive views of the beautiful Columbia Basin: the popular 15k, 55k, 50 miles and the ultimate challenge: 100 miles.

Walla Walla 6-Hour

Bennington Lake Walla Walla, WA, United States

Produced by Walla Trails & Community, the Walla Walla 6-hour is a ladies weekend that celebrates finding friendship through the trail running community.

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