Trail Running calendar near Seattle 2025-2026

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..

Mad Meadows 50 is an exciting trail running event taking place in Leavenworth, Washington, on October 11, 2025. Participants can choose between a 50K and a 50-mile race, both featuring stunning alpine views and challenging terrain, including steep climbs and technical sections. The course reaches el..

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. Set against the stunning backdrop of the Snoqualmie Valley and Cascade Mountains, this challenging course promises to test participant..

The Carkeek 12 Hour is a challenging running event held in Seattle, WA, known for its tough terrain and unpredictable weather. Participants can choose to run for either 12 hours or 6 hours on a 1.93-mile loop, with the option of a shorter loop for those seeking an extra challenge. The event, taking ..

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..

Salt Creek 24 is a unique running event held at the scenic Salt Creek Recreation Area in Port Angeles, Washington. This all-day and all-night race features a 24-hour challenge where participants can run or walk a 1.3-mile loop, either solo or as part of a relay team. Additionally, the event includes..

The Grand Ridge Trail Run is an exciting running event taking place at Grand Ridge Regional Park in Issaquah, Washington. Scheduled for November 8, 2025, the event features a variety of race options, including a 5 Mile, Half Marathon, Marathon, 50K, a 5M Brunch Run, and a Kid's Race, catering to par..

The Harriers Gunner Shaw Cross Country Classic is an annual running event held at Thetis Lake Park in Victoria, BC. Celebrating its 41st edition in 2025, this challenging 10-kilometer race features a rugged course with steep hills, rocky terrain, and wet conditions, making it a true test of enduranc..

The Pigtails Run, also known as the "Flat" Fat Ass, is a unique running event celebrating its 20th anniversary in 2025. Scheduled for December 13, 2025, this race offers participants a choice of distances, including a 50K, marathon, and half marathon. Emphasizing a relaxed atmosphere, the event enco..