Trail Running calendar near Snohomish 2024-2025

The Kill Bill’s Oyster Dome Challenge is a unique running event held in Blanchard Mountain, WA, featuring two race distances: 25k and 50k. Named after the challenging ascent known as Kill Bill Hill, the course offers participants a scenic trek through the British Army Trail and the Alternate Incline..

Cascade Crest is a renowned 100-mile trail running event held in Easton, WA, known for its challenging terrain and scenic beauty. Participants will experience over 23,000 feet of elevation gain, including sections on the Pacific Crest Trail and the unique Snoqualmie Tunnel. The event fosters a frien..

The Beast of Big Creek is a thrilling mountain running event set in the stunning Olympic Mountains of Washington. Celebrating its 15th anniversary, the race features two challenging distances: a 14-mile Skyrace with over 5,200 feet of elevation gain to the summit of Mount Ellinor, and a shorter 5-mi..

The Hamster Endurance Runs, scheduled for August 2-3, 2025, in Bellingham, is a unique running event featuring 6, 12, 24, and 32-hour races. Established in 2013, this event combines fun and endurance while supporting local organizations, specifically benefiting the Whatcom Family YMCA Girls on The R..

The Larrabee Lakes event, scheduled for August 9, 2025, in Bellingham, WA, features a variety of running distances including 12K, 25K, and 50K races, along with a Kid's Run. The race begins at Fairhaven Park and takes participants through scenic trails, including climbs and descents along the Bellin..

The Olympic Mountains Trail Races, organized by Mountain Peaks Racing, will take place on August 16-17, 2025, in the stunning Olympic National Forest, Washington. This event features three challenging race distances: a 100K, 50K, and 25K, each offering breathtaking views and significant elevation ga..

Twilight at the Bay is an exciting running event taking place at Chambers Bay in University Place, Washington. Participants can choose from three race distances: a half marathon, a 10k, and a 5k, each offering a unique experience along a beautifully paved loop trail. The course features a mix of fla..

The GOAT Run, taking place in Port Angeles, WA, is an exciting trail running event featuring a half marathon, marathon, and 50K race. Set against the stunning backdrop of Olympic National Park, participants will traverse the scenic Olympic Adventure Trail, culminating at the breathtaking Lake Cresce..

The Brown Bear Salmon Run is an exciting running event taking place at Snoqualmie Pass, Washington, on September 13, 2025. This race features a scenic 15K course that showcases the beautiful terrain of the area, known for its winter skiing and summer recreational activities. Participants can expect ..

The Plain Endurance Runs is a challenging running event held in the scenic Cascade mountains of Washington, featuring a 100-mile and a 100K race. Participants navigate approximately 85 miles of trails and 20 miles of forest service roads, with a total elevation gain/loss of around 21,000 feet. This ..

Stehekin is a unique running event set in the stunning North Cascades of Washington, taking place over four days from September 18-21, 2025. Participants will experience a blend of trail running and leisure activities, starting with a shuttle to the Cascade Pass Trailhead, followed by a scenic run i..

The Cirque Series - Crystal Mountain is an exciting running event set for September 20, 2025, featuring a challenging 7.7-mile course with an elevation gain of 2,544 feet. Starting at the Crystal Mountain base area, participants will navigate rugged terrain, including the Kelly’s Gap service road an..

Ultra Fest is an exciting running event taking place in Easton, WA, featuring multiple ultra-distance races including 100M, 100K, 50M, and 50K. Set against the stunning backdrop of the Central Cascade Mountains, participants can expect a fast and mostly flat course, making it ideal for both first-ti..

The Fidalgo Trail Run is a scenic running event held at Deception Pass State Park in Anacortes, Washington. Participants can choose from three distances: a 5-mile run, a half marathon, or a full marathon, all starting and finishing at Bowman Bay. The course features beautiful views of Puget Sound an..

The North Bend Trail Fest, scheduled for October 11-12, 2025, is a vibrant celebration of outdoor sports in the Snoqualmie Valley, featuring a variety of mountain running events. Participants can challenge themselves in the Mt Si VK, North Bend Skyline 30k, and Little Si 10k, each offering unique co..

The North Bend Skyline 30K is a premier trail running event that is part of the Vert Running Series Championship, designed for elite, sport, and masters 45+ runners. This challenging race offers participants a chance to push their limits while enjoying breathtaking views of the Snoqualmie Valley and..

The Carkeek 12 Hour is a challenging running event taking place in Seattle, WA, on October 25, 2025. Participants can choose to run for either 12 hours or 6 hours on a scenic 1.93-mile loop, known for its elevation gain and unpredictable weather. The event embraces a fun, Halloween-themed atmosphere..

The West Seattle Monster Dash is an annual running event that features a costumed 5K trail run/walk and a Kids Monster Dash. Scheduled for October 25, 2025, the event encourages participants to dress up in costumes, making it a fun and festive occasion. Registration includes a t-shirt and a bib with..