Trail Running Calendar Washington 2026-2027

We have found 155 Trailruns in Washington. Check below where and when you can find the races.

Trail runs at Ravenna Park in Seattle on May 26, 2026 with 4k, 8k and 12k options on a 4.1 km forest loop featuring moderate climbs, an aid station, post-race food, and awards as part of the Tuesday Night Trail to Grill series.

Echo Valley is a two day trail running event in Lake Chelan offering a 1-mile kids race, 10K, half marathon and 50K on single loop forest trails with valley views. Camping, aid stations, and cupless racing rules apply.

Timed endurance event on a 1.70 mile paved loop around Lake Tye in Monroe, WA with 12 hour, 6 hour and 3 hour options, aid stations, chip timing, medals and post-race food. Proceeds support local trail maintenance.

Explore the open pine forests of the Teanaway Valley with 2, 4, or 8 hour navigation challenges. Use detailed orienteering maps to find checkpoints in a beautiful landscape featuring wildflowers and rugged terrain.

A community fun run and walk at Port of Skagit Nature Trails on May 30, 2026 supporting Skagit County K9 units, with 2.1 mile, 5K and 10K options, staggered group starts, picnic and raffle, and dogs welcome on leash.

A multi-distance trail run in the pine-filled Teanaway Community Forest near Cle Elum, Washington, with routes on logging roads and small trails, notable elevation gain, staffed aid stations, and camping nearby.

June 2026

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..

FORGE is a 12 hour backyard ultra near Swinomish Casino in Skagit County, WA. Runners complete a 4.167 mile loop each hour; finish all 12 loops for 50 miles. Awards include trophies and a $500 prize for fastest cumulative time.

The Kan is a mountain trail race at Mt Spokane State Park with 50k, 25k and 10k routes across alpine meadows and ski trails. Entry includes food and beer and the event offers prize money and other awards.

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.

Two days of trail racing on Orcas Island centered at Doe Bay Resort with 50K, 25K and a combined 75K option. Courses run on single track through old growth forest with multiple staffed aid stations and significant elevation gain.

A multi-loop trail event in Port Gamble offering 100 mile, 100K, and 50 mile options on eight 12.5 mile loops with two aid stations per loop. The course is mostly single track with about 1350 feet elevation per loop and a 30 hour cutoff.

The SOWF Ultra, a planned 24 hour endurance event on a 4 mile loop in Nine Mile Falls to record combined participant miles for the Special Operations Warrior Foundation, was canceled due to insufficient community support and funding.

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.

A weekend of mountain trail races at Frater Lake in the Colville National Forest, with distances from 13.5 miles to 100K, a ruck relay, and a beer mile event. Courses feature single track, summit climbs, and substantial elevation gain.

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.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.