Trail Running calendar near Roslyn 2026-2027

A volunteer-run trail race on Vashon Island with 50K, 20 mile and 10 mile options on looped trails, marked singletrack and aid stations stocked with drinks and food. The event supports youth athletics and follows USATF safety standards.

A 50 mile team relay from the foothills of Mount Rainier to Tacoma’s Ruston Way waterfront on June 6, 2026. Teams of 2, 3, 4, or 6 share 12 mostly downhill legs along the Foothills Trail and finish at a waterfront festival with food and mus..

A trail race on Tiger Mountain State Forest near Issaquah with 5k, 12.6k, and a 13.56 mile half marathon routes. Loop courses use forest roads and singletrack with aid stations offering water, electrolyte drink, and snacks.

A full-day community event at Walt Hundley Playfield on 06/06/2026 featuring obstacle-course waves, a 5K fun run, a 3K walk, and a 1K youth dash, with proceeds supporting Our Lady of Guadalupe Church and an on-site after-party.

A volunteer-run community running event from South Kent to Alki in Seattle offering marathon, relay, half marathon and 50K options on a mostly flat course with two short hills near the end.

On June 7, 2026 the Light at the End of the Tunnel Marathon and Half runs through the Snoqualmie Tunnel near Snoqualmie Pass. The USATF certified courses drop about 1,000 feet and include a shuttle back to Hyak Sno Park.

A community-focused trail festival at St. Edwards State Park with looped races of about 1.9, 3.8 and 5.7 miles, festival activities, medals for finishers, and a reusable cup program to reduce disposable waste.

USATF certified point to point marathon and half on June 13, 2026 near North Bend, WA, with a sustained downhill profile, on-course aid, shuttle and drop-bag support; the marathon is a Boston Qualifier known for fast times.

A last-person-standing trail race on a 2.18-mile forest loop in Japanese Gulch, where cutoff times shrink each lap until one runner remains. The format mixes social-paced laps with progressive time limits and is Trail Sisters Approved.

Experience diverse trails and lush forests at Cougar Mountain Regional Wildland Park. Choose from three distances ranging from a 5k to 14.5 miles just minutes from Seattle.

Monthly trail races at Cougar Mountain near Seattle offer distances from 5K up to 26.2 miles, support King County Parks, and include USATF championship and youth race options.

A seven race summer 5k series in Civic Park, Black Diamond with free single registration, hand timed open course, post race refreshments, and season prizes for participants who run at least four events.

A three-day stage relay in North Central Washington for teams of eight, covering roughly 75 miles per day over singletrack, logging roads, and pavement. Navigation uses printed maps and minimal markings, with cumulative team times recorded.

Trail run at Carkeek Park offering 5K and 10K courses on forested trails with varied surfaces and climbs. Aid station at the start/finish and post-race food, awards, and a raffle.

A point-to-point trail race along Grand Ridge Trail from Duthie Hill Park to Central Park in Issaquah, covering just over 7 miles with about 1,000 feet of climb. Self-supported event with finish-line refreshments and category prizes.

A five mile trail race through Soaring Eagle Park in Sammamish with chip timing, on course hydration and fuel, and a race t shirt plus a finisher medallion at the finish.

A multi-distance trail ultra on the Palouse to Cascades Trail near Hyak, Washington. Courses of 200K, 100 miles and 100K run on crushed limestone and pass through a 2.3 mile tunnel with about 1,916 feet of gain.

A self supported 24 hour trail event at Camp Sheppard near Mount Rainier with individual, team and optional 100 mile formats. Six marked routes use a points system and optional side quests add variety and extra scoring.

A self-supported mountain loop near Easton, WA covering 50K (and a 25K drop-down). Runners must use a provided GPX track, carry their own supplies, and verify completion with GPS and summit photos.

A ruck style trail event at Crystal Mountain Resort on June 27, 2026, offering three distances with a 20 lb dry load and elevation gains listed up to 5,629 ft.