Trail Running calendar near Olympia 2026-2027

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 on December 12, 2026 offering 50K, marathon and half marathon distances with limited on course amenities and a grassroots volunteer atmosphere.

A 10K trail race through Squaxin Park in Olympia, Washington, on December 12, 2026. Start and finish are at Reeves Middle School, times are tracked but there are no podiums and all finishers receive awards.

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.

An endurance run at Fort Steilacoom Park where runners choose 3, 6 or 8 hour events on a 5 mile loop with 520 feet of gain. Aid stations provide drinks, light food, warm beverages, and handmade finisher awards.

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.

A Spartan obstacle weekend at Meadow Wood Equestrian Center on May 1 and 2, 2027, offering Sprint 5 km and Super 10 km race options, plus kids races and spectator access.