Trail Running calendar near Bainbridge Island 2026-2027

A coastal trail event in Anacortes offering marathon, half marathon, 5 mile and kids race on looped courses with ocean views. Half and full marathon runners cross Deception Pass Bridge and finish near Bowman Bay.

A two day mountain running festival in North Bend, WA featuring the Skyline 30k, Mt Si VK, Little Si 10k, and a North Bend Double, plus outdoor exhibits and awards across Elite, Sport, Masters and Nonbinary divisions.

Baker Lake Classic 25k on Sunday October 4, 2026 is a 25k event organized by NW Endurance Events. Registration closes October 3 and the entry fee is $80 with a race shirt offered for $25.

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

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 multiformat endurance event at Salt Creek Recreation Area with 12 hour and 24 hour loop options, a relay format, and a Last Runner Standing summit challenge offering coastal views and stocked aid stations.

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.

A Halloween trail run in Port Gamble offering a 10K course of single track and dirt roads with about 600 feet of climbing mostly in the first three miles, chip timing, a pre race costume contest, awards for top finishers, and a 100 runner l..

Trail races at Cougar Mountain Regional Wildland Park near Seattle, offering 5k, 7.6 mi, 19.5 mi and 50k courses on varied single-track and groomed trails, with substantial elevation gain and proceeds supporting King County Parks.

The final race of the Evergreen trail season at Grand Ridge Park offers 5 Mile, Half Marathon, Full Marathon and 50K options on forested trails with technical climbs, aid stations and cupless race rules.

Flat, fast out-and-back trail races on the Willapa Hills Trail near Chehalis, WA, offering 5K up to 100 mile distances with aid stations and nonprofit-organized, low entry fees supporting trail maintenance.

A 5k and 10k trail run at Carkeek Park in Seattle on forested trails with varied terrain. The 5k gains 480 feet and the 10k is two 5k loops; aid is at the start and dogs are not allowed on course.

Trail races at Deception Pass State Park on November 7 and 8 featuring 50K and 25K courses with coastal and bluff views, technical single track, aid stations, a kids 1K loop, and nearby camping options.

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..

A low cost, low key running event in Maple Valley, WA offering 50K, marathon and half marathon options. The December 2026 edition follows a postponed race earlier in the year and features limited on-course support and volunteer staffing.

Saturnalia is a holiday themed *10K* trail race at Squaxin Park in Olympia on 12 December 2026, starting and finishing at Reeves Middle School track with a festive aid station, cupless policy, no cutoff, and a finisher medal and gift.