Trail Running calendar near Snoqualmie Pass 2026-2027

A self supported mountain trail event in the Cascades offering 100K and 100 mile options, about 21,000 feet of elevation change and one resupply point after the first 100K. The race is nonprofit and benefits local rescue and veteran groups.

Ultra Fest in Easton, Washington offers 25K, 50K, 50M, 100K and 100M races on fast, flat sections of the Foothills Trail, featuring lakeside running at Keechelus Lake, crew access, on site parking, drop bag options and event swag.

A themed 5K on September 19, 2026 at Magnuson Park in Seattle that invites participants to walk or run in costume. The trail route includes mild inclines and mixed surfaces and welcomes leashed dogs and suitable strollers.

A two-day mountain running festival in North Bend, Washington on October 3 and 4, 2026 featuring the North Bend Skyline 30k, Mt Si Vertical Kilometer, Little Si 10k and a Double event. The Skyline is the Vert Running Series championship and..

Mad Meadows offers high-elevation trail runs on a remote, scenic course near Leavenworth. Runners traverse alpine ridges among golden larches in October. The event features 50k and 50-mile distances with technical sections and sweeping moun..

A trail race at Grand Ridge Park in Issaquah offering 5 mile, half marathon, full marathon and 50K on two-loop courses through mossy Cascade foothills.

A low cost, low key set of long-distance races in Maple Valley, WA on Dec 12, 2026, with 50K, marathon, and half marathon options and limited on-course support in a grassroots atmosphere.

A winter trail 10K at Squaxin Park in Olympia, WA, featuring nighttime running and variable winter weather. The event is organized by Rock Candy Running and is scheduled for 12 December 2026.