Trail Running calendar near Renton 2024-2025

The Olympic Mountains Trail Races, organized by Mountain Peaks Racing, is a premier running event set in the stunning Olympic National Forest, Washington. Scheduled for August 16-17, 2025, the event features three challenging race distances: a 100K, 50K, and 25K, each offering breathtaking views and..

The Goat Rocks Stage is a thrilling 50-mile, two-day running event set in the stunning Goat Rocks Wilderness, nestled between Mt. Rainier and Mt. Adams.This adventure is designed for experienced runners eager to tackle high mileage and significant elevation gain on rugged terrain. Participants enjoy..

The Dark Divide Trail Races, hosted by Wonderland Running, will take place from September 5 to 7, 2025, at the Cispus Learning Center in Randle, WA. This challenging event features multiple race distances, including a 100 Miler, 50 Miler, 50K, and a 15 Mile Fun Run, all set in the stunning and rugge..

The Cascade Express Marathon & Half Marathon, scheduled for September 6, 2025, takes place in Snoqualmie Pass, Washington. This event features a marathon and a half marathon, both renowned for their fast courses, making them ideal for runners seeking personal records or Boston Qualifier times. The m..

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 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 ..

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 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..

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 is an exciting outdoor festival celebrating the Snoqualmie Valley's mountain adventures, featuring various running events including the North Bend Skyline 30k, Mt Si VK, and Little Si 10k. Scheduled for October 10-11, 2025, the festival offers a range of challenges for part..

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 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 an option for a shorter loop for those seeking an extra challenge. The event, which t..

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..