Trail Running calendar near Kittitas County 2026-2027

Cirque Series at Crystal Mountain is a 7.9 mile trail race with 2,614 feet of vertical gain on September 19, 2026. Sport, Expert and Pro divisions offer prizes and series points, and timing is by disposable bib chip.

Self supported ultraruns on remote USFS trails near Leavenworth WA, offered as the Plain 100K and the Plain 100 Miler. The route covers about 21,000 feet of elevation gain and includes one resupply after the first 100K.

Ultra Fest in Easton, Washington offers 100 mile, 100k, 50 mile, 50k and 25k races on a mostly flat gravel Foothills Trail with lakeside and mountain scenery. The event provides on-site parking, crew access, stocked aid stations, and distan..

A remote mountain ultrarace near Cle Elum, WA on September 19 and 20, 2026 offering *100M*, *50M*, and *50K* courses with large elevation gain, remote aid stations and required safety gear. The 100 mile entry includes qualifying and trail w..

A 5K themed walk or run at Magnuson Park with Villain Zones and a Heroes Village, featuring mixed gravel and trail sections, mild inclines, and welcome leashed dogs and suitable strollers; costumes are encouraged.

A two day mountain running event and outdoor festival in North Bend, Washington featuring a 30k Skyline championship, a Mt Si vertical kilometer and a Little Si 10k, with awards, finishers medals and local outdoor exhibits.

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

A remote October trail event near Leavenworth featuring **50k** and **50 mile** courses with alpine ridgelines, golden larches, technical single track, significant elevation gain, and cupless aid station support.

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.

Carkeek 12 Hour is a looped trail event at Carkeek Park offering 12 hour and 6 hour options on a 1.93 mile loop with 436 feet gain per lap. The 2026 in-person event is October 24 and a virtual option runs October 1 to 31 with costume prizes..

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.

Held November 7, 2026 in Issaquah, WA, Grand Ridge Trail Run offers four looped forest distances with substantial elevation gain. Aid stations provide food and drink and the event is cupless, so runners must carry refillable containers.

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.

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..

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 distances from a half marathon to 50K. The low-cost event follows a riverside, wooded course, has limited support, and includes a piggy medal and cake celebration.