Trail Running calendar near Roslyn 2026-2027

Trail ultramarathon in Leavenworth WA offering self supported 100K and a qualifying 100 mile over remote, high elevation USFS terrain.

Ultra Fest in Easton, WA offers trail ultramarathon distances from 25K up to 100 miles on September 19–20, 2026, with on-site parking and day-of registration.

An alpine ultratrail near Cle Elum WA offering 100M, 50M and 50K courses on remote, rugged Cascade trails with large elevation gain and serviced aid stations.

A fantasy themed 5K walk and run at Magnuson Park with mixed trail surfaces, Villain Zones, and a Heroes Village; costumes encouraged and leashed dogs and strollers welcome.

Experience the historic landscapes and vibrant forests of Cle Elum and Roslyn. Choose between a 10K or 15K trail run through the scenic coal mining heritage of the Pacific Northwest.

A marathon and half marathon through scenic Leavenworth, Washington, featuring riverfront trails, Icicle Canyon, an Enchantment Park finish, USATF Boston Qualifier certification, and on-course aid and medical support.

A two-day mountain running festival in North Bend, WA with a steep Mt Si VK, Skyline 30K, a Little Si 10K, community activities, and prize awards.

A last-one-standing backyard ultra where each completed loop adds $100 to a shared prize jar and the final payout is split 75% to the winner and 25% to the runner-up.

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

High elevation trail runs near Leavenworth with alpine ridgelines and golden larches, offering 50K and 50M courses on October 10, 2026.

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.

Timed 3 hour and 6 hour loop trail event at Osprey Park in Sultan, WA on a 1.06 mi dirt single track with minimal elevation and an aid station.

Timed trail event at Carkeek Park with 12 hour and 6 hour options, in-person Oct 24 and virtual Oct 1–31; limited field and proceeds support local trails.

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.

Grand Ridge is the Evergreen season finale with 5-mile, half, marathon and 50K courses through forested Cascade foothills and cupless aid support.

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.