Trail Running calendar near Sedro-Woolley 2026-2027

We have found 112 Trailruns within 80 miles of Sedro-Woolley. See below where and when you can find the races.

A winter trail fundraising race at Lynn Canyon Park with technical and non-technical routes. Distances include 12K, 19.5K and 25K; hot soup and a food drive follow the event.

Ravenna Refresher is a trail run at Ravenna Park in Seattle offering 4k, 8k, and 12k on a 4.1 km loop through forested ravine. The event includes an aid station, a youth discount, and is part of the Winter Trail Series.

December 2026

Trail run at Redmond Watershed Preserve offering 5 mile and half marathon options on mostly wide, smooth trails. The half marathon repeats a 6.55 mile loop and includes two aid stations; a Winter Wonderland costume contest is part of the ev..

A low cost, low key running event in Maple Valley, WA offering 50K, marathon and half marathon options. The December 2026 edition follows a postponed race earlier in the year and features limited on-course support and volunteer staffing.

A forested loop at Seward Park offers 4.2 mile and 10k trail options as part of the Winter Trail Series, with an aid station near the start finish and a themed costume contest.

Experience the Vancouver Trail Run at Grouse Mountain with 10 mile and 50 mile mountain courses. Join this North Vancouver event to explore iconic Pacific Northwest trails.

January 2027

A 4-mile and 8-mile looped trail run at St. Edward State Park featuring single-track, lakeshore running, an on-course aid station, and alternate parking at Bastyr University. Part of the 2026-27 Winter Trail Series.

Trail runs of 5 mile and Half Marathon at Soaring Eagle Regional Park in Sammamish, WA. Courses use technical singletrack and a Pipeline Trail section with aid stations and rolling short hills.

Interlaken Icicle Dash features 5k and 10k trail loops through Seattle's wooded Interlaken Park as the final event of the 2026-27 Winter Trail Series, with on-course aid and street parking near 21st Ave E and E Interlaken Blvd.

Trail races in Deception Pass State Park featuring 50K and 25K courses over single track, coastal bluffs and forest, with aid stations, drop bags, marked trails and free official photos available for participants.

February 2027

A 100 mile trail race on Orcas Island made of four 25 mile loops, about 26,000 ft of climbing, extensive aid station support, pacer and crew rules, and a Tower Club award for climbers who summit the Mt Constitution tower on every loop.

March 2027

A point-to-point 25K through the Chuckanut Mountains from Lost Lake Trailhead to Larrabee State Park, featuring runnable singletrack, some technical sections, chip timing, course GPX, race apparel, and a finishers medal.

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