Trail Running calendar near Leavenworth 2026-2027

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.

A looped trail fundraiser at Carkeek Park in Seattle offering timed 12 hour and 6 hour options in person on October 24 2026 and virtually October 1 to 31. The 1.93 mile loop gains 436 feet per lap and entries are capped at 50.

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.

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.

The Grand Ridge Trail Run on November 7, 2026 closes the Evergreen season with multiple trail distances through forested trails at Grand Ridge Park. Courses include 5 Mile, Half, Full Marathon and 50K; aid stations are provided and the even..

A forested trail run at Carkeek Park in Seattle offering 5k and 10k courses with rolling and steep sections, an aid station at the start, and a youth discount for runners under twenty. Dogs are not allowed on the course.

Ravenna Refresher is a trail run at Ravenna Park in Seattle offering 4k, 8k, and 12k on a 4.1 km loop through forested ravine. The event includes an aid station, a youth discount, and is part of the Winter Trail Series.

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..

Pigtails Run in Maple Valley WA marks its 20th year with riverside and wooded courses across distances from 50K to a half marathon. The event is low support and volunteer staffed, with variable weather and a strict 2:30pm cutoff.

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.

Trail runs at St. Edward State Park offering 4 mile or 8 mile looped courses along singletrack and shoreline. It is the fifth event in the 2026/27 Winter Trail Series and includes an aid station and parking options.

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.

An annual cross-country ski event in the Methow Valley with marathon, half marathon and relay courses that reach Sun Mountain Lodge. Registration opens September 2026 and entry includes a bib, a custom hat, and a post-race lunch.

Ancient Lakes Trail Run near Quincy WA uses a cloverleaf of single-track desert trails around the Columbia River Gorge. Multiple distances from 10K to 50 mile run the same central aid station, and all participants must carry personal hydrat..

Trail marathon-plus, half marathon, and relay on private Mazama-Twisp terrain with alpine views, sustained climbs, and flowered meadows.

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.