Trail Running calendar near Mount Rainier National Park 2026-2027

The North Bend Skyline 30K will take place in North Bend on Monday 5 October 2026.

A high-elevation trail race near Leavenworth, Washington offering 50M and 50K courses. Technical singletrack, steep climbs, and October larches frame broad mountain views.

A six hour trail running event on the Swauk Forest Discovery Trail near Blewett Pass on October 10, 2026. The 2.45 mile single track loop has about 650 ft of climbing and features a fall themed potluck aid station and a post race dinner opt..

Trail races on the Middle Fork and CCC trails in North Bend, WA, on October 10, 2026. Distances from 10k to 50k feature river valley scenery, aid stations, and some unbridged creek crossings.

Community run at PLU Meadows Disc Golf Course offering a 1K kids run and a 5K. Proceeds support local youth running programs and a college scholarship.

A looped trail event at Carkeek Park in Seattle offering 12 hour and 6 hour options on a 1.93 mile loop with 436 feet of gain per loop. In person on October 24 with a virtual option October 1 to 31 and a 50 runner cap.

A costumed community event at Lincoln Park featuring a trail 5K, kids dashes, and a virtual shirt option to support South Seattle College Cooperative Preschools. Registration includes a Monster Dash shirt and the 5K includes a timed bib.

An evening team relay in Ten Trails where teams of one to three hunt and return six hidden ghosts in Civic Park; free registration, prizes for fast finish, best team name, and best costume.

A 10K trail race in Port Gamble, WA on October 31, 2026 featuring single track and dirt roads, about 600 feet of climbing, a pre-race costume contest, a 100-runner limit, and awards for top finishers and masters.

Trail races at Cougar Mountain Regional Wildland Park near Seattle offering 5k, 7.6 mile, 19.5 mile and 50k courses through forested single track, rolling hills and marshes. Proceeds support King County Parks.

A multi distance trail event at Grand Ridge Park near Issaquah, WA offering 5 mile, half marathon, marathon and 50K routes. Courses use two loops, include significant elevation gain, aid stations, and are held as a cupless race.

A nonprofit trail event in Klickitat, WA, featuring a half marathon and 5K along the Klickitat River, shuttle access to trailheads, aid stations, post-run chili with a vegetarian option, and awards for top finishers.

A flat out and back trail festival on the Willapa Hills State Park Trail in Chehalis WA, offering distances from 5K to 100 miles with multiple aid stations and nonprofit race organization.

Trail running at Carkeek Park in Seattle with 5k and 10k forest courses featuring varied trail widths and rolling to steep sections. The 10k is two laps of the 5k and includes substantial climb.

Celebrate Veterans 5K in Tacoma, WA is a community run and walk on November 15, 2026 at Pipeline/Orange Gate Park that honors veterans and supports Project Recover. Registration includes chip timing, a commemorative medal, race photos, and..

Trail races at Ravenna Park on November 21, 2026 with 4k, 8k and 12k options on a 4.1 km forest loop featuring moderate climbs and an aid station offering water and snacks.

A 7 mile single track trail race on Dog Mountain near Carson, WA with a steep 3 mile, 3000 ft climb to the summit and a 4 mile downhill finish. Awards, on site food and beer, and well behaved dogs are welcome.

A winter trail run at Redmond Watershed Preserve on December 5, 2026 offering 5 mile and half marathon distances. Wide groomed trails, shuttle parking, on course aid for the half marathon, and a Winter Wonderland costume contest.

A roughly 10K trail race at Squaxin Park in Olympia on 12 December 2026 that starts and finishes at Reeves Middle School. Holiday themed aid station, finisher medal and a tree planted for each finisher.

A forest loop at Seward Park on December 19, 2026, offering **4.2-mile** and **10k** trail distances, an aid station, and a Glitter, Glamour, and the Galaxy costume contest as part of the Winter Trail Series.