Trail Running calendar near Sedro-Woolley 2025-2026

The Olympic Mountains Trail Races, held in the Olympic National Forest near Quilcene, Washington, offer challenging trail running events over two days in August. Distances include a 100K ultra with 14,200 feet of elevation gain on mostly single-track trails, a demanding 50K featuring 8,600 feet of c..

The Vancouver Island Trail Running Series - Cobble Hill is a premier trail running event held at Quarry Nature Park in Cobble Hill, BC, Canada. Now in its 8th year, this race features challenging single-track trails through the Cobble Hill Mountain Recreation area, showcasing classic West Coast terr..

The One Step Closer will take place in Seattle on Saturday 16 August 2025. You can run between 3 and 18 kilometers.

The Paradise Valley Trail Run, held at Paradise Valley Conservation Area in Woodinville, Washington, offers trail races in 5k, 10k, and half marathon distances. The courses feature gently rolling trails with a mix of wide promenades and narrow, winding paths through wetland cedar groves and forested..

The Gulch Countdown is a unique trail running event held in the scenic Japanese Gulch forests of Mukilteo, Washington. The race features a 2.18-mile loop through lush terrain with ferns, moss-covered trees, and giant cedars, offering a mountain-like experience close to home. It is a "Last Person Sta..

The Handloggers Half Marathon is an annual 21 km mountain trail race held on Bowen Island, British Columbia, featuring a challenging counterclockwise loop around Mt. Gardner. The course offers stunning views and trails through pristine forest, starting and finishing near Snug Cove ferry dock.Partici..

The Cascade Express Marathon and Half Marathon, held in Snoqualmie Pass and North Bend, Washington, is renowned as one of the fastest marathon courses in the U.S., ranking in the top 25 fastest and top 10 Boston Qualifier courses with a BQ rate over 34%. The marathon features a scenic 26.2-mile poin..

Finlayson Arm is a challenging trail running event held in Victoria, British Columbia, featuring distances of 28K, 50K, and 50 miles, with significant elevation gains of 4,400 ft, 10,075 ft, and 13,000 ft respectively. The course traverses a mix of single and double tracks along coastal mountain tra..

The GOAT Run in Port Angeles, Washington, is a challenging trail running event featuring a half marathon (~14 miles), marathon (just under 26 miles), and 50K race. The point-to-point course traverses Kelly Ridge along the Olympic Adventure Trail, between Olympic National Park and the Strait of Juan..

Beat The Blerch is a unique running event held in Carnation, Washington, about 35 minutes from Seattle, at King County’s Tolt MacDonald Park. The race offers four distances: 5K, 10K, half marathon, and full marathon. The course is a beautiful, flat, out-and-back gravel trail that winds through everg..

The Recovery 5k is a trail run held at Illahee Preserve Heritage Park in Bremerton, Washington. Celebrating overcoming behavioral health challenges, this event supports the Salish Recovery Coalition. Now in its third year, the well-supported 5k course offers a fun run, walk, or hike through beautifu..

The Grouse Grind Mountain Run will take place in North Vancouver on Sunday 7 September 2025.

The Frosty Mountain Ultra is a challenging trail running event held at Manning Provincial Park, British Columbia, with a scenic start and finish at Lightning Lake. Scheduled for September 13, 2025, it offers three race distances: 13km, 27km, and 50km, featuring significant elevation gains up to 2400..

Corn Maze Craze is a unique fall running event held at Bob’s Corn & Pumpkin Farm in Snohomish, Washington. Scheduled for September 13, 2025, it offers 5k and 7k distances that combine trail running with the adventure of navigating a corn maze. The course features a run along dirt farm roads through..

Nooksack Ridgelines is a multi-day trail running event held in the North Cascades, Washington, featuring stunning high-country scenery shaped by volcanic and glacial forces. Over four days, runners explore ridgelines along the North Fork of the Nooksack River with daily distances ranging from 7 to 3..

The Stehekin event is a four-day adventure run set in the remote and stunning North Cascades valley of Stehekin, Washington, accessible only by boat, plane, or trail. Covering distances between 40 to 70 miles from September 17-20, participants begin with a challenging ascent to Cascade Pass, followe..

The Vancouver Island 24 Hour will take place in Duncan on Saturday 20 September 2025. You can run between 3 and 24 kilometers.

The Return of the Salmon Celebration - Salmon Run is held at Osprey Park in Sultan, Washington, celebrating the cultural heritage of the Skykomish River Valley and honoring Chief T'seul-Ted. The event features a scenic 5K trail run through the beautiful forest trails of Osprey Park and Susie's Trail..

The Moran Constitutional Relay is a demanding 70-mile trail relay held at Moran State Park on Orcas Island, Washington. Teams of two to six runners complete 12 legs ranging from 3 to 9 miles, featuring diverse terrain including lowland forests, rocky balds, lakeshores, wetlands, and the summit of 2,..

The Fidalgo Trail Run is a scenic trail running event held in Deception Pass State Park, Washington's most-visited park. Starting and finishing at Bowman’s Bay in Anacortes, the race offers 5-mile, half marathon, and full marathon distances, weaving through forestlands, along the water, and crossing..